Home / 39,998.24-60,005.80-15,038.48

Finding the Fourth Proportional to 39,998.24, 60,005.80 and 15,038.48

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Solution

The fourth proportional to 39,998.24, 60,005.80 and 15,038.48 is: 22,560.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.24 : 60,005.80 = 15,038.48 : x
  2. Step 2: Convert to fraction form
    39,998.24/60,005.80 = 15,038.48/x
  3. Step 3: Cross multiply
    39,998.24x = 60,005.80 × 15,038.48
  4. Step 4: Simplify right side
    39,998.24x = 902,396,023.18
  5. Step 5: Solve for x
    x = 902,396,023.18/39,998.24
  6. Step 6: Final answer
    x = 22,560.89

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1.5x scale

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.