Home / 40,038.76-60,037.71-13,375.14

Finding the Fourth Proportional to 40,038.76, 60,037.71 and 13,375.14

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Solution

The fourth proportional to 40,038.76, 60,037.71 and 13,375.14 is: 20,055.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,038.76 : 60,037.71 = 13,375.14 : x
  2. Step 2: Convert to fraction form
    40,038.76/60,037.71 = 13,375.14/x
  3. Step 3: Cross multiply
    40,038.76x = 60,037.71 × 13,375.14
  4. Step 4: Simplify right side
    40,038.76x = 803,012,776.53
  5. Step 5: Solve for x
    x = 803,012,776.53/40,038.76
  6. Step 6: Final answer
    x = 20,055.89

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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.