Home / 47,490.69-71,236.34-14,207.59

Finding the Fourth Proportional to 47,490.69, 71,236.34 and 14,207.59

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Solution

The fourth proportional to 47,490.69, 71,236.34 and 14,207.59 is: 21,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,490.69 : 71,236.34 = 14,207.59 : x
  2. Step 2: Convert to fraction form
    47,490.69/71,236.34 = 14,207.59/x
  3. Step 3: Cross multiply
    47,490.69x = 71,236.34 × 14,207.59
  4. Step 4: Simplify right side
    47,490.69x = 1,012,096,711.82
  5. Step 5: Solve for x
    x = 1,012,096,711.82/47,490.69
  6. Step 6: Final answer
    x = 21,311.48

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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.