Home / 52,352.46-72,247.28-28,479.51

Finding the Fourth Proportional to 52,352.46, 72,247.28 and 28,479.51

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Solution

The fourth proportional to 52,352.46, 72,247.28 and 28,479.51 is: 39,302.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.46 : 72,247.28 = 28,479.51 : x
  2. Step 2: Convert to fraction form
    52,352.46/72,247.28 = 28,479.51/x
  3. Step 3: Cross multiply
    52,352.46x = 72,247.28 × 28,479.51
  4. Step 4: Simplify right side
    52,352.46x = 2,057,566,990.84
  5. Step 5: Solve for x
    x = 2,057,566,990.84/52,352.46
  6. Step 6: Final answer
    x = 39,302.20

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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.