Home / 50,423.80-75,635.70-13,487.80

Finding the Fourth Proportional to 50,423.80, 75,635.70 and 13,487.80

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Solution

The fourth proportional to 50,423.80, 75,635.70 and 13,487.80 is: 20,231.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,423.80 : 75,635.70 = 13,487.80 : x
  2. Step 2: Convert to fraction form
    50,423.80/75,635.70 = 13,487.80/x
  3. Step 3: Cross multiply
    50,423.80x = 75,635.70 × 13,487.80
  4. Step 4: Simplify right side
    50,423.80x = 1,020,159,194.46
  5. Step 5: Solve for x
    x = 1,020,159,194.46/50,423.80
  6. Step 6: Final answer
    x = 20,231.70

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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.