Home / 48,705.81-73,059.16-15,426.04

Finding the Fourth Proportional to 48,705.81, 73,059.16 and 15,426.04

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Solution

The fourth proportional to 48,705.81, 73,059.16 and 15,426.04 is: 23,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,705.81 : 73,059.16 = 15,426.04 : x
  2. Step 2: Convert to fraction form
    48,705.81/73,059.16 = 15,426.04/x
  3. Step 3: Cross multiply
    48,705.81x = 73,059.16 × 15,426.04
  4. Step 4: Simplify right side
    48,705.81x = 1,127,013,303.31
  5. Step 5: Solve for x
    x = 1,127,013,303.31/48,705.81
  6. Step 6: Final answer
    x = 23,139.20

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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.