Home / 40,513.15-60,762.03-17,155.99

Finding the Fourth Proportional to 40,513.15, 60,762.03 and 17,155.99

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Solution

The fourth proportional to 40,513.15, 60,762.03 and 17,155.99 is: 25,730.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513.15 : 60,762.03 = 17,155.99 : x
  2. Step 2: Convert to fraction form
    40,513.15/60,762.03 = 17,155.99/x
  3. Step 3: Cross multiply
    40,513.15x = 60,762.03 × 17,155.99
  4. Step 4: Simplify right side
    40,513.15x = 1,042,432,779.06
  5. Step 5: Solve for x
    x = 1,042,432,779.06/40,513.15
  6. Step 6: Final answer
    x = 25,730.73

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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.