Home / 15,937.74-21,997.71-10,339.02

Finding the Fourth Proportional to 15,937.74, 21,997.71 and 10,339.02

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Solution

The fourth proportional to 15,937.74, 21,997.71 and 10,339.02 is: 14,270.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.74 : 21,997.71 = 10,339.02 : x
  2. Step 2: Convert to fraction form
    15,937.74/21,997.71 = 10,339.02/x
  3. Step 3: Cross multiply
    15,937.74x = 21,997.71 × 10,339.02
  4. Step 4: Simplify right side
    15,937.74x = 227,434,763.64
  5. Step 5: Solve for x
    x = 227,434,763.64/15,937.74
  6. Step 6: Final answer
    x = 14,270.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.