Home / 42,179.67-63,275.99-14,094.54

Finding the Fourth Proportional to 42,179.67, 63,275.99 and 14,094.54

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Solution

The fourth proportional to 42,179.67, 63,275.99 and 14,094.54 is: 21,143.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.67 : 63,275.99 = 14,094.54 : x
  2. Step 2: Convert to fraction form
    42,179.67/63,275.99 = 14,094.54/x
  3. Step 3: Cross multiply
    42,179.67x = 63,275.99 × 14,094.54
  4. Step 4: Simplify right side
    42,179.67x = 891,845,901.62
  5. Step 5: Solve for x
    x = 891,845,901.62/42,179.67
  6. Step 6: Final answer
    x = 21,143.98

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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.