Home / 48,470.12-72,703.12-15,189.45

Finding the Fourth Proportional to 48,470.12, 72,703.12 and 15,189.45

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Solution

The fourth proportional to 48,470.12, 72,703.12 and 15,189.45 is: 22,783.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,470.12 : 72,703.12 = 15,189.45 : x
  2. Step 2: Convert to fraction form
    48,470.12/72,703.12 = 15,189.45/x
  3. Step 3: Cross multiply
    48,470.12x = 72,703.12 × 15,189.45
  4. Step 4: Simplify right side
    48,470.12x = 1,104,320,406.08
  5. Step 5: Solve for x
    x = 1,104,320,406.08/48,470.12
  6. Step 6: Final answer
    x = 22,783.53

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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.