Home / 48,386.40-72,637.20-27,343.20

Finding the Fourth Proportional to 48,386.40, 72,637.20 and 27,343.20

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Solution

The fourth proportional to 48,386.40, 72,637.20 and 27,343.20 is: 41,047.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386.40 : 72,637.20 = 27,343.20 : x
  2. Step 2: Convert to fraction form
    48,386.40/72,637.20 = 27,343.20/x
  3. Step 3: Cross multiply
    48,386.40x = 72,637.20 × 27,343.20
  4. Step 4: Simplify right side
    48,386.40x = 1,986,133,487.04
  5. Step 5: Solve for x
    x = 1,986,133,487.04/48,386.40
  6. Step 6: Final answer
    x = 41,047.35

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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.