Home / 52,968.20-79,473.96-28,001.60

Finding the Fourth Proportional to 52,968.20, 79,473.96 and 28,001.60

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Solution

The fourth proportional to 52,968.20, 79,473.96 and 28,001.60 is: 42,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,968.20 : 79,473.96 = 28,001.60 : x
  2. Step 2: Convert to fraction form
    52,968.20/79,473.96 = 28,001.60/x
  3. Step 3: Cross multiply
    52,968.20x = 79,473.96 × 28,001.60
  4. Step 4: Simplify right side
    52,968.20x = 2,225,398,038.34
  5. Step 5: Solve for x
    x = 2,225,398,038.34/52,968.20
  6. Step 6: Final answer
    x = 42,013.85

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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.