Home / 21,925.66-32,888.89-7,134.52

Finding the Fourth Proportional to 21,925.66, 32,888.89 and 7,134.52

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Solution

The fourth proportional to 21,925.66, 32,888.89 and 7,134.52 is: 10,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925.66 : 32,888.89 = 7,134.52 : x
  2. Step 2: Convert to fraction form
    21,925.66/32,888.89 = 7,134.52/x
  3. Step 3: Cross multiply
    21,925.66x = 32,888.89 × 7,134.52
  4. Step 4: Simplify right side
    21,925.66x = 234,646,443.48
  5. Step 5: Solve for x
    x = 234,646,443.48/21,925.66
  6. Step 6: Final answer
    x = 10,701.91

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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.