Home / 21,395.52-32,086.45-7,352.16

Finding the Fourth Proportional to 21,395.52, 32,086.45 and 7,352.16

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Solution

The fourth proportional to 21,395.52, 32,086.45 and 7,352.16 is: 11,025.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,395.52 : 32,086.45 = 7,352.16 : x
  2. Step 2: Convert to fraction form
    21,395.52/32,086.45 = 7,352.16/x
  3. Step 3: Cross multiply
    21,395.52x = 32,086.45 × 7,352.16
  4. Step 4: Simplify right side
    21,395.52x = 235,904,714.23
  5. Step 5: Solve for x
    x = 235,904,714.23/21,395.52
  6. Step 6: Final answer
    x = 11,025.89

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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.