Home / 29,663.58-40,936.28-16,918.23

Finding the Fourth Proportional to 29,663.58, 40,936.28 and 16,918.23

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Solution

The fourth proportional to 29,663.58, 40,936.28 and 16,918.23 is: 23,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,663.58 : 40,936.28 = 16,918.23 : x
  2. Step 2: Convert to fraction form
    29,663.58/40,936.28 = 16,918.23/x
  3. Step 3: Cross multiply
    29,663.58x = 40,936.28 × 16,918.23
  4. Step 4: Simplify right side
    29,663.58x = 692,569,315.79
  5. Step 5: Solve for x
    x = 692,569,315.79/29,663.58
  6. Step 6: Final answer
    x = 23,347.46

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Double scale
Find fourth proportional to 29,664.58, 40,937.66 and 16,919.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.