Home / 25,558.80-38,356.82-13,089.24

Finding the Fourth Proportional to 25,558.80, 38,356.82 and 13,089.24

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Solution

The fourth proportional to 25,558.80, 38,356.82 and 13,089.24 is: 19,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.80 : 38,356.82 = 13,089.24 : x
  2. Step 2: Convert to fraction form
    25,558.80/38,356.82 = 13,089.24/x
  3. Step 3: Cross multiply
    25,558.80x = 38,356.82 × 13,089.24
  4. Step 4: Simplify right side
    25,558.80x = 502,061,622.62
  5. Step 5: Solve for x
    x = 502,061,622.62/25,558.80
  6. Step 6: Final answer
    x = 19,643.40

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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.