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Finding the Fourth Proportional to 29,701.61, 44,547.02 and 11,931.55

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Solution

The fourth proportional to 29,701.61, 44,547.02 and 11,931.55 is: 17,895.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,701.61 : 44,547.02 = 11,931.55 : x
  2. Step 2: Convert to fraction form
    29,701.61/44,547.02 = 11,931.55/x
  3. Step 3: Cross multiply
    29,701.61x = 44,547.02 × 11,931.55
  4. Step 4: Simplify right side
    29,701.61x = 531,514,996.48
  5. Step 5: Solve for x
    x = 531,514,996.48/29,701.61
  6. Step 6: Final answer
    x = 17,895.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.