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Finding the Fourth Proportional to 14,637.99, 21,913.92 and 9,073.47

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Solution

The fourth proportional to 14,637.99, 21,913.92 and 9,073.47 is: 13,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.99 : 21,913.92 = 9,073.47 : x
  2. Step 2: Convert to fraction form
    14,637.99/21,913.92 = 9,073.47/x
  3. Step 3: Cross multiply
    14,637.99x = 21,913.92 × 9,073.47
  4. Step 4: Simplify right side
    14,637.99x = 198,835,295.70
  5. Step 5: Solve for x
    x = 198,835,295.70/14,637.99
  6. Step 6: Final answer
    x = 13,583.51

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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.