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Finding the Fourth Proportional to 39,295.74, 58,943.03 and 9,713.58

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Solution

The fourth proportional to 39,295.74, 58,943.03 and 9,713.58 is: 14,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,295.74 : 58,943.03 = 9,713.58 : x
  2. Step 2: Convert to fraction form
    39,295.74/58,943.03 = 9,713.58/x
  3. Step 3: Cross multiply
    39,295.74x = 58,943.03 × 9,713.58
  4. Step 4: Simplify right side
    39,295.74x = 572,547,837.35
  5. Step 5: Solve for x
    x = 572,547,837.35/39,295.74
  6. Step 6: Final answer
    x = 14,570.23

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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.