Home / 38,279.84-57,436.44-14,898.16

Finding the Fourth Proportional to 38,279.84, 57,436.44 and 14,898.16

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Solution

The fourth proportional to 38,279.84, 57,436.44 and 14,898.16 is: 22,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,279.84 : 57,436.44 = 14,898.16 : x
  2. Step 2: Convert to fraction form
    38,279.84/57,436.44 = 14,898.16/x
  3. Step 3: Cross multiply
    38,279.84x = 57,436.44 × 14,898.16
  4. Step 4: Simplify right side
    38,279.84x = 855,697,272.95
  5. Step 5: Solve for x
    x = 855,697,272.95/38,279.84
  6. Step 6: Final answer
    x = 22,353.73

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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.