Home / 42,273.30-63,407.76-14,193.58

Finding the Fourth Proportional to 42,273.30, 63,407.76 and 14,193.58

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Solution

The fourth proportional to 42,273.30, 63,407.76 and 14,193.58 is: 21,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,273.30 : 63,407.76 = 14,193.58 : x
  2. Step 2: Convert to fraction form
    42,273.30/63,407.76 = 14,193.58/x
  3. Step 3: Cross multiply
    42,273.30x = 63,407.76 × 14,193.58
  4. Step 4: Simplify right side
    42,273.30x = 899,983,114.18
  5. Step 5: Solve for x
    x = 899,983,114.18/42,273.30
  6. Step 6: Final answer
    x = 21,289.63

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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.