Home / 38,859.87-58,281.10-15,168.05

Finding the Fourth Proportional to 38,859.87, 58,281.10 and 15,168.05

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Solution

The fourth proportional to 38,859.87, 58,281.10 and 15,168.05 is: 22,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,859.87 : 58,281.10 = 15,168.05 : x
  2. Step 2: Convert to fraction form
    38,859.87/58,281.10 = 15,168.05/x
  3. Step 3: Cross multiply
    38,859.87x = 58,281.10 × 15,168.05
  4. Step 4: Simplify right side
    38,859.87x = 884,010,638.86
  5. Step 5: Solve for x
    x = 884,010,638.86/38,859.87
  6. Step 6: Final answer
    x = 22,748.68

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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.