Home / 29,011.48-40,039.05-17,077.75

Finding the Fourth Proportional to 29,011.48, 40,039.05 and 17,077.75

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Solution

The fourth proportional to 29,011.48, 40,039.05 and 17,077.75 is: 23,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.48 : 40,039.05 = 17,077.75 : x
  2. Step 2: Convert to fraction form
    29,011.48/40,039.05 = 17,077.75/x
  3. Step 3: Cross multiply
    29,011.48x = 40,039.05 × 17,077.75
  4. Step 4: Simplify right side
    29,011.48x = 683,776,886.14
  5. Step 5: Solve for x
    x = 683,776,886.14/29,011.48
  6. Step 6: Final answer
    x = 23,569.18

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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.