Home / 19,387.35-29,085.08-6,248.75

Finding the Fourth Proportional to 19,387.35, 29,085.08 and 6,248.75

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Solution

The fourth proportional to 19,387.35, 29,085.08 and 6,248.75 is: 9,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.35 : 29,085.08 = 6,248.75 : x
  2. Step 2: Convert to fraction form
    19,387.35/29,085.08 = 6,248.75/x
  3. Step 3: Cross multiply
    19,387.35x = 29,085.08 × 6,248.75
  4. Step 4: Simplify right side
    19,387.35x = 181,745,216.98
  5. Step 5: Solve for x
    x = 181,745,216.98/19,387.35
  6. Step 6: Final answer
    x = 9,374.42

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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.