Home / 52,312.38-78,444-19,008.96

Finding the Fourth Proportional to 52,312.38, 78,444 and 19,008.96

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Solution

The fourth proportional to 52,312.38, 78,444 and 19,008.96 is: 28,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,312.38 : 78,444 = 19,008.96 : x
  2. Step 2: Convert to fraction form
    52,312.38/78,444 = 19,008.96/x
  3. Step 3: Cross multiply
    52,312.38x = 78,444 × 19,008.96
  4. Step 4: Simplify right side
    52,312.38x = 1,491,138,858.24
  5. Step 5: Solve for x
    x = 1,491,138,858.24/52,312.38
  6. Step 6: Final answer
    x = 28,504.51

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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.