Home / 48,309.65-72,455.25-15,030.13

Finding the Fourth Proportional to 48,309.65, 72,455.25 and 15,030.13

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Solution

The fourth proportional to 48,309.65, 72,455.25 and 15,030.13 is: 22,542.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309.65 : 72,455.25 = 15,030.13 : x
  2. Step 2: Convert to fraction form
    48,309.65/72,455.25 = 15,030.13/x
  3. Step 3: Cross multiply
    48,309.65x = 72,455.25 × 15,030.13
  4. Step 4: Simplify right side
    48,309.65x = 1,089,011,826.68
  5. Step 5: Solve for x
    x = 1,089,011,826.68/48,309.65
  6. Step 6: Final answer
    x = 22,542.32

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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.