Home / 52,258.38-78,382.23-14,311.03

Finding the Fourth Proportional to 52,258.38, 78,382.23 and 14,311.03

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Solution

The fourth proportional to 52,258.38, 78,382.23 and 14,311.03 is: 21,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,258.38 : 78,382.23 = 14,311.03 : x
  2. Step 2: Convert to fraction form
    52,258.38/78,382.23 = 14,311.03/x
  3. Step 3: Cross multiply
    52,258.38x = 78,382.23 × 14,311.03
  4. Step 4: Simplify right side
    52,258.38x = 1,121,730,422.84
  5. Step 5: Solve for x
    x = 1,121,730,422.84/52,258.38
  6. Step 6: Final answer
    x = 21,465.08

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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.