Home / 52,312.55-72,190.44-28,439.82

Finding the Fourth Proportional to 52,312.55, 72,190.44 and 28,439.82

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Solution

The fourth proportional to 52,312.55, 72,190.44 and 28,439.82 is: 39,246.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,312.55 : 72,190.44 = 28,439.82 : x
  2. Step 2: Convert to fraction form
    52,312.55/72,190.44 = 28,439.82/x
  3. Step 3: Cross multiply
    52,312.55x = 72,190.44 × 28,439.82
  4. Step 4: Simplify right side
    52,312.55x = 2,053,083,119.32
  5. Step 5: Solve for x
    x = 2,053,083,119.32/52,312.55
  6. Step 6: Final answer
    x = 39,246.48

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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.