Home / 47,011.74-64,876.20-25,790.55

Finding the Fourth Proportional to 47,011.74, 64,876.20 and 25,790.55

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Solution

The fourth proportional to 47,011.74, 64,876.20 and 25,790.55 is: 35,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,011.74 : 64,876.20 = 25,790.55 : x
  2. Step 2: Convert to fraction form
    47,011.74/64,876.20 = 25,790.55/x
  3. Step 3: Cross multiply
    47,011.74x = 64,876.20 × 25,790.55
  4. Step 4: Simplify right side
    47,011.74x = 1,673,192,879.91
  5. Step 5: Solve for x
    x = 1,673,192,879.91/47,011.74
  6. Step 6: Final answer
    x = 35,590.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.