Home / 29,164.15-40,247.29-16,417.80

Finding the Fourth Proportional to 29,164.15, 40,247.29 and 16,417.80

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Solution

The fourth proportional to 29,164.15, 40,247.29 and 16,417.80 is: 22,656.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,164.15 : 40,247.29 = 16,417.80 : x
  2. Step 2: Convert to fraction form
    29,164.15/40,247.29 = 16,417.80/x
  3. Step 3: Cross multiply
    29,164.15x = 40,247.29 × 16,417.80
  4. Step 4: Simplify right side
    29,164.15x = 660,771,957.76
  5. Step 5: Solve for x
    x = 660,771,957.76/29,164.15
  6. Step 6: Final answer
    x = 22,656.99

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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.