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Finding the Fourth Proportional to 21,373.59, 32,060.93 and 10,126.30

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Solution

The fourth proportional to 21,373.59, 32,060.93 and 10,126.30 is: 15,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.59 : 32,060.93 = 10,126.30 : x
  2. Step 2: Convert to fraction form
    21,373.59/32,060.93 = 10,126.30/x
  3. Step 3: Cross multiply
    21,373.59x = 32,060.93 × 10,126.30
  4. Step 4: Simplify right side
    21,373.59x = 324,658,480.51
  5. Step 5: Solve for x
    x = 324,658,480.51/21,373.59
  6. Step 6: Final answer
    x = 15,189.70

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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.