Home / 52,003.42-71,764.77-28,130.02

Finding the Fourth Proportional to 52,003.42, 71,764.77 and 28,130.02

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Solution

The fourth proportional to 52,003.42, 71,764.77 and 28,130.02 is: 38,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003.42 : 71,764.77 = 28,130.02 : x
  2. Step 2: Convert to fraction form
    52,003.42/71,764.77 = 28,130.02/x
  3. Step 3: Cross multiply
    52,003.42x = 71,764.77 × 28,130.02
  4. Step 4: Simplify right side
    52,003.42x = 2,018,744,415.40
  5. Step 5: Solve for x
    x = 2,018,744,415.40/52,003.42
  6. Step 6: Final answer
    x = 38,819.45

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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.