Home / 52,602.34-72,590.86-28,729.02

Finding the Fourth Proportional to 52,602.34, 72,590.86 and 28,729.02

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Solution

The fourth proportional to 52,602.34, 72,590.86 and 28,729.02 is: 39,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,602.34 : 72,590.86 = 28,729.02 : x
  2. Step 2: Convert to fraction form
    52,602.34/72,590.86 = 28,729.02/x
  3. Step 3: Cross multiply
    52,602.34x = 72,590.86 × 28,729.02
  4. Step 4: Simplify right side
    52,602.34x = 2,085,464,268.76
  5. Step 5: Solve for x
    x = 2,085,464,268.76/52,602.34
  6. Step 6: Final answer
    x = 39,645.85

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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.