Home / 21,444.04-32,159.90-7,400.42

Finding the Fourth Proportional to 21,444.04, 32,159.90 and 7,400.42

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Solution

The fourth proportional to 21,444.04, 32,159.90 and 7,400.42 is: 11,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.04 : 32,159.90 = 7,400.42 : x
  2. Step 2: Convert to fraction form
    21,444.04/32,159.90 = 7,400.42/x
  3. Step 3: Cross multiply
    21,444.04x = 32,159.90 × 7,400.42
  4. Step 4: Simplify right side
    21,444.04x = 237,996,767.16
  5. Step 5: Solve for x
    x = 237,996,767.16/21,444.04
  6. Step 6: Final answer
    x = 11,098.51

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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.