Home / 48,312.13-72,468.20-15,034.30

Finding the Fourth Proportional to 48,312.13, 72,468.20 and 15,034.30

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Solution

The fourth proportional to 48,312.13, 72,468.20 and 15,034.30 is: 22,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.13 : 72,468.20 = 15,034.30 : x
  2. Step 2: Convert to fraction form
    48,312.13/72,468.20 = 15,034.30/x
  3. Step 3: Cross multiply
    48,312.13x = 72,468.20 × 15,034.30
  4. Step 4: Simplify right side
    48,312.13x = 1,089,508,659.26
  5. Step 5: Solve for x
    x = 1,089,508,659.26/48,312.13
  6. Step 6: Final answer
    x = 22,551.45

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1.5x scale

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.