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Finding the Fourth Proportional to 15,983.90, 23,970.99 and 5,593.22

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Solution

The fourth proportional to 15,983.90, 23,970.99 and 5,593.22 is: 8,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.90 : 23,970.99 = 5,593.22 : x
  2. Step 2: Convert to fraction form
    15,983.90/23,970.99 = 5,593.22/x
  3. Step 3: Cross multiply
    15,983.90x = 23,970.99 × 5,593.22
  4. Step 4: Simplify right side
    15,983.90x = 134,074,980.24
  5. Step 5: Solve for x
    x = 134,074,980.24/15,983.90
  6. Step 6: Final answer
    x = 8,388.13

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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.