Home / 52,041.48-71,816.64-28,167.60

Finding the Fourth Proportional to 52,041.48, 71,816.64 and 28,167.60

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Solution

The fourth proportional to 52,041.48, 71,816.64 and 28,167.60 is: 38,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,041.48 : 71,816.64 = 28,167.60 : x
  2. Step 2: Convert to fraction form
    52,041.48/71,816.64 = 28,167.60/x
  3. Step 3: Cross multiply
    52,041.48x = 71,816.64 × 28,167.60
  4. Step 4: Simplify right side
    52,041.48x = 2,022,902,388.86
  5. Step 5: Solve for x
    x = 2,022,902,388.86/52,041.48
  6. Step 6: Final answer
    x = 38,870.96

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1.5x scale

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.