Home / 38,290.08-57,435.12-17,499

Finding the Fourth Proportional to 38,290.08, 57,435.12 and 17,499

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Solution

The fourth proportional to 38,290.08, 57,435.12 and 17,499 is: 26,248.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.08 : 57,435.12 = 17,499 : x
  2. Step 2: Convert to fraction form
    38,290.08/57,435.12 = 17,499/x
  3. Step 3: Cross multiply
    38,290.08x = 57,435.12 × 17,499
  4. Step 4: Simplify right side
    38,290.08x = 1,005,057,164.88
  5. Step 5: Solve for x
    x = 1,005,057,164.88/38,290.08
  6. Step 6: Final answer
    x = 26,248.50

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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.