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Finding the Fourth Proportional to 21,373.61, 32,060.86 and 7,333.56

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Solution

The fourth proportional to 21,373.61, 32,060.86 and 7,333.56 is: 11,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.61 : 32,060.86 = 7,333.56 : x
  2. Step 2: Convert to fraction form
    21,373.61/32,060.86 = 7,333.56/x
  3. Step 3: Cross multiply
    21,373.61x = 32,060.86 × 7,333.56
  4. Step 4: Simplify right side
    21,373.61x = 235,120,222.13
  5. Step 5: Solve for x
    x = 235,120,222.13/21,373.61
  6. Step 6: Final answer
    x = 11,000.49

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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.