Home / 50,478.61-69,660.95-27,818.42

Finding the Fourth Proportional to 50,478.61, 69,660.95 and 27,818.42

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Solution

The fourth proportional to 50,478.61, 69,660.95 and 27,818.42 is: 38,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,478.61 : 69,660.95 = 27,818.42 : x
  2. Step 2: Convert to fraction form
    50,478.61/69,660.95 = 27,818.42/x
  3. Step 3: Cross multiply
    50,478.61x = 69,660.95 × 27,818.42
  4. Step 4: Simplify right side
    50,478.61x = 1,937,857,564.70
  5. Step 5: Solve for x
    x = 1,937,857,564.70/50,478.61
  6. Step 6: Final answer
    x = 38,389.68

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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.