Home / 38,525.84-57,788.80-15,139.52

Finding the Fourth Proportional to 38,525.84, 57,788.80 and 15,139.52

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Solution

The fourth proportional to 38,525.84, 57,788.80 and 15,139.52 is: 22,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,525.84 : 57,788.80 = 15,139.52 : x
  2. Step 2: Convert to fraction form
    38,525.84/57,788.80 = 15,139.52/x
  3. Step 3: Cross multiply
    38,525.84x = 57,788.80 × 15,139.52
  4. Step 4: Simplify right side
    38,525.84x = 874,894,693.38
  5. Step 5: Solve for x
    x = 874,894,693.38/38,525.84
  6. Step 6: Final answer
    x = 22,709.30

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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.