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Finding the Fourth Proportional to 22,713.30, 34,074.02 and 9,386.30

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Solution

The fourth proportional to 22,713.30, 34,074.02 and 9,386.30 is: 14,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,713.30 : 34,074.02 = 9,386.30 : x
  2. Step 2: Convert to fraction form
    22,713.30/34,074.02 = 9,386.30/x
  3. Step 3: Cross multiply
    22,713.30x = 34,074.02 × 9,386.30
  4. Step 4: Simplify right side
    22,713.30x = 319,828,973.93
  5. Step 5: Solve for x
    x = 319,828,973.93/22,713.30
  6. Step 6: Final answer
    x = 14,081.13

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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.