Home / 21,514.38-32,275.32-6,719.52

Finding the Fourth Proportional to 21,514.38, 32,275.32 and 6,719.52

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Solution

The fourth proportional to 21,514.38, 32,275.32 and 6,719.52 is: 10,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,514.38 : 32,275.32 = 6,719.52 : x
  2. Step 2: Convert to fraction form
    21,514.38/32,275.32 = 6,719.52/x
  3. Step 3: Cross multiply
    21,514.38x = 32,275.32 × 6,719.52
  4. Step 4: Simplify right side
    21,514.38x = 216,874,658.25
  5. Step 5: Solve for x
    x = 216,874,658.25/21,514.38
  6. Step 6: Final answer
    x = 10,080.45

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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.