Home / 48,342.36-72,515.43-15,065.40

Finding the Fourth Proportional to 48,342.36, 72,515.43 and 15,065.40

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Solution

The fourth proportional to 48,342.36, 72,515.43 and 15,065.40 is: 22,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.36 : 72,515.43 = 15,065.40 : x
  2. Step 2: Convert to fraction form
    48,342.36/72,515.43 = 15,065.40/x
  3. Step 3: Cross multiply
    48,342.36x = 72,515.43 × 15,065.40
  4. Step 4: Simplify right side
    48,342.36x = 1,092,473,959.12
  5. Step 5: Solve for x
    x = 1,092,473,959.12/48,342.36
  6. Step 6: Final answer
    x = 22,598.69

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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.