Home / 38,046.40-52,490.64-22,127.20

Finding the Fourth Proportional to 38,046.40, 52,490.64 and 22,127.20

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Solution

The fourth proportional to 38,046.40, 52,490.64 and 22,127.20 is: 30,527.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.40 : 52,490.64 = 22,127.20 : x
  2. Step 2: Convert to fraction form
    38,046.40/52,490.64 = 22,127.20/x
  3. Step 3: Cross multiply
    38,046.40x = 52,490.64 × 22,127.20
  4. Step 4: Simplify right side
    38,046.40x = 1,161,470,889.41
  5. Step 5: Solve for x
    x = 1,161,470,889.41/38,046.40
  6. Step 6: Final answer
    x = 30,527.75

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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.