Home / 47,881.68-71,835.48-25,690.92

Finding the Fourth Proportional to 47,881.68, 71,835.48 and 25,690.92

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Solution

The fourth proportional to 47,881.68, 71,835.48 and 25,690.92 is: 38,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.68 : 71,835.48 = 25,690.92 : x
  2. Step 2: Convert to fraction form
    47,881.68/71,835.48 = 25,690.92/x
  3. Step 3: Cross multiply
    47,881.68x = 71,835.48 × 25,690.92
  4. Step 4: Simplify right side
    47,881.68x = 1,845,519,569.84
  5. Step 5: Solve for x
    x = 1,845,519,569.84/47,881.68
  6. Step 6: Final answer
    x = 38,543.33

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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.