Home / 48,730.24-67,180.80-30,816.28

Finding the Fourth Proportional to 48,730.24, 67,180.80 and 30,816.28

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Solution

The fourth proportional to 48,730.24, 67,180.80 and 30,816.28 is: 42,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,730.24 : 67,180.80 = 30,816.28 : x
  2. Step 2: Convert to fraction form
    48,730.24/67,180.80 = 30,816.28/x
  3. Step 3: Cross multiply
    48,730.24x = 67,180.80 × 30,816.28
  4. Step 4: Simplify right side
    48,730.24x = 2,070,262,343.42
  5. Step 5: Solve for x
    x = 2,070,262,343.42/48,730.24
  6. Step 6: Final answer
    x = 42,484.14

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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.