Home / 47,574.45-71,368.40-19,498.57

Finding the Fourth Proportional to 47,574.45, 71,368.40 and 19,498.57

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Solution

The fourth proportional to 47,574.45, 71,368.40 and 19,498.57 is: 29,250.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,574.45 : 71,368.40 = 19,498.57 : x
  2. Step 2: Convert to fraction form
    47,574.45/71,368.40 = 19,498.57/x
  3. Step 3: Cross multiply
    47,574.45x = 71,368.40 × 19,498.57
  4. Step 4: Simplify right side
    47,574.45x = 1,391,581,645.70
  5. Step 5: Solve for x
    x = 1,391,581,645.70/47,574.45
  6. Step 6: Final answer
    x = 29,250.61

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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.