Home / 52,208.64-72,047.98-28,335.32

Finding the Fourth Proportional to 52,208.64, 72,047.98 and 28,335.32

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Solution

The fourth proportional to 52,208.64, 72,047.98 and 28,335.32 is: 39,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,208.64 : 72,047.98 = 28,335.32 : x
  2. Step 2: Convert to fraction form
    52,208.64/72,047.98 = 28,335.32/x
  3. Step 3: Cross multiply
    52,208.64x = 72,047.98 × 28,335.32
  4. Step 4: Simplify right side
    52,208.64x = 2,041,502,759.90
  5. Step 5: Solve for x
    x = 2,041,502,759.90/52,208.64
  6. Step 6: Final answer
    x = 39,102.78

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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.