Home / 29,553.28-40,784.16-16,124.80

Finding the Fourth Proportional to 29,553.28, 40,784.16 and 16,124.80

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Solution

The fourth proportional to 29,553.28, 40,784.16 and 16,124.80 is: 22,252.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,553.28 : 40,784.16 = 16,124.80 : x
  2. Step 2: Convert to fraction form
    29,553.28/40,784.16 = 16,124.80/x
  3. Step 3: Cross multiply
    29,553.28x = 40,784.16 × 16,124.80
  4. Step 4: Simplify right side
    29,553.28x = 657,636,423.17
  5. Step 5: Solve for x
    x = 657,636,423.17/29,553.28
  6. Step 6: Final answer
    x = 22,252.57

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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.