Home / 19,001.61-28,505.66-6,522.75

Finding the Fourth Proportional to 19,001.61, 28,505.66 and 6,522.75

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Solution

The fourth proportional to 19,001.61, 28,505.66 and 6,522.75 is: 9,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.61 : 28,505.66 = 6,522.75 : x
  2. Step 2: Convert to fraction form
    19,001.61/28,505.66 = 6,522.75/x
  3. Step 3: Cross multiply
    19,001.61x = 28,505.66 × 6,522.75
  4. Step 4: Simplify right side
    19,001.61x = 185,935,261.15
  5. Step 5: Solve for x
    x = 185,935,261.15/19,001.61
  6. Step 6: Final answer
    x = 9,785.24

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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.