Home / 42,125.74-63,184.42-10,960.99

Finding the Fourth Proportional to 42,125.74, 63,184.42 and 10,960.99

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Solution

The fourth proportional to 42,125.74, 63,184.42 and 10,960.99 is: 16,440.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,125.74 : 63,184.42 = 10,960.99 : x
  2. Step 2: Convert to fraction form
    42,125.74/63,184.42 = 10,960.99/x
  3. Step 3: Cross multiply
    42,125.74x = 63,184.42 × 10,960.99
  4. Step 4: Simplify right side
    42,125.74x = 692,563,795.78
  5. Step 5: Solve for x
    x = 692,563,795.78/42,125.74
  6. Step 6: Final answer
    x = 16,440.39

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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.