Home / 21,444.50-32,158.84-7,400.94

Finding the Fourth Proportional to 21,444.50, 32,158.84 and 7,400.94

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Solution

The fourth proportional to 21,444.50, 32,158.84 and 7,400.94 is: 11,098.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.50 : 32,158.84 = 7,400.94 : x
  2. Step 2: Convert to fraction form
    21,444.50/32,158.84 = 7,400.94/x
  3. Step 3: Cross multiply
    21,444.50x = 32,158.84 × 7,400.94
  4. Step 4: Simplify right side
    21,444.50x = 238,005,645.31
  5. Step 5: Solve for x
    x = 238,005,645.31/21,444.50
  6. Step 6: Final answer
    x = 11,098.68

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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.