Home / 53,390.04-80,041.86-22,248.60

Finding the Fourth Proportional to 53,390.04, 80,041.86 and 22,248.60

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Solution

The fourth proportional to 53,390.04, 80,041.86 and 22,248.60 is: 33,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.04 : 80,041.86 = 22,248.60 : x
  2. Step 2: Convert to fraction form
    53,390.04/80,041.86 = 22,248.60/x
  3. Step 3: Cross multiply
    53,390.04x = 80,041.86 × 22,248.60
  4. Step 4: Simplify right side
    53,390.04x = 1,780,819,326.40
  5. Step 5: Solve for x
    x = 1,780,819,326.40/53,390.04
  6. Step 6: Final answer
    x = 33,354.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.