Home / 52,409.16-72,322.20-28,534.41

Finding the Fourth Proportional to 52,409.16, 72,322.20 and 28,534.41

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Solution

The fourth proportional to 52,409.16, 72,322.20 and 28,534.41 is: 39,376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,409.16 : 72,322.20 = 28,534.41 : x
  2. Step 2: Convert to fraction form
    52,409.16/72,322.20 = 28,534.41/x
  3. Step 3: Cross multiply
    52,409.16x = 72,322.20 × 28,534.41
  4. Step 4: Simplify right side
    52,409.16x = 2,063,671,306.90
  5. Step 5: Solve for x
    x = 2,063,671,306.90/52,409.16
  6. Step 6: Final answer
    x = 39,376.16

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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.