Home / 49,252.13-73,878.20-12,316.13

Finding the Fourth Proportional to 49,252.13, 73,878.20 and 12,316.13

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Solution

The fourth proportional to 49,252.13, 73,878.20 and 12,316.13 is: 18,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,252.13 : 73,878.20 = 12,316.13 : x
  2. Step 2: Convert to fraction form
    49,252.13/73,878.20 = 12,316.13/x
  3. Step 3: Cross multiply
    49,252.13x = 73,878.20 × 12,316.13
  4. Step 4: Simplify right side
    49,252.13x = 909,893,084.39
  5. Step 5: Solve for x
    x = 909,893,084.39/49,252.13
  6. Step 6: Final answer
    x = 18,474.19

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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.