Home / 29,217.04-40,320.16-16,641.52

Finding the Fourth Proportional to 29,217.04, 40,320.16 and 16,641.52

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Solution

The fourth proportional to 29,217.04, 40,320.16 and 16,641.52 is: 22,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,217.04 : 40,320.16 = 16,641.52 : x
  2. Step 2: Convert to fraction form
    29,217.04/40,320.16 = 16,641.52/x
  3. Step 3: Cross multiply
    29,217.04x = 40,320.16 × 16,641.52
  4. Step 4: Simplify right side
    29,217.04x = 670,988,749.04
  5. Step 5: Solve for x
    x = 670,988,749.04/29,217.04
  6. Step 6: Final answer
    x = 22,965.66

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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.