Home / 25,579.28-38,374.14-10,788.21

Finding the Fourth Proportional to 25,579.28, 38,374.14 and 10,788.21

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Solution

The fourth proportional to 25,579.28, 38,374.14 and 10,788.21 is: 16,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,579.28 : 38,374.14 = 10,788.21 : x
  2. Step 2: Convert to fraction form
    25,579.28/38,374.14 = 10,788.21/x
  3. Step 3: Cross multiply
    25,579.28x = 38,374.14 × 10,788.21
  4. Step 4: Simplify right side
    25,579.28x = 413,988,280.89
  5. Step 5: Solve for x
    x = 413,988,280.89/25,579.28
  6. Step 6: Final answer
    x = 16,184.52

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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.