Home / 38,396.38-57,590.67-10,312.79

Finding the Fourth Proportional to 38,396.38, 57,590.67 and 10,312.79

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Solution

The fourth proportional to 38,396.38, 57,590.67 and 10,312.79 is: 15,468.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,396.38 : 57,590.67 = 10,312.79 : x
  2. Step 2: Convert to fraction form
    38,396.38/57,590.67 = 10,312.79/x
  3. Step 3: Cross multiply
    38,396.38x = 57,590.67 × 10,312.79
  4. Step 4: Simplify right side
    38,396.38x = 593,920,485.67
  5. Step 5: Solve for x
    x = 593,920,485.67/38,396.38
  6. Step 6: Final answer
    x = 15,468.14

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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.