Home / 52,795.91-72,854.56-28,918.73

Finding the Fourth Proportional to 52,795.91, 72,854.56 and 28,918.73

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Solution

The fourth proportional to 52,795.91, 72,854.56 and 28,918.73 is: 39,905.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,795.91 : 72,854.56 = 28,918.73 : x
  2. Step 2: Convert to fraction form
    52,795.91/72,854.56 = 28,918.73/x
  3. Step 3: Cross multiply
    52,795.91x = 72,854.56 × 28,918.73
  4. Step 4: Simplify right side
    52,795.91x = 2,106,861,349.91
  5. Step 5: Solve for x
    x = 2,106,861,349.91/52,795.91
  6. Step 6: Final answer
    x = 39,905.77

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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.