Home / 25,485.65-35,169.22-14,155.87

Finding the Fourth Proportional to 25,485.65, 35,169.22 and 14,155.87

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Solution

The fourth proportional to 25,485.65, 35,169.22 and 14,155.87 is: 19,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.65 : 35,169.22 = 14,155.87 : x
  2. Step 2: Convert to fraction form
    25,485.65/35,169.22 = 14,155.87/x
  3. Step 3: Cross multiply
    25,485.65x = 35,169.22 × 14,155.87
  4. Step 4: Simplify right side
    25,485.65x = 497,851,000.95
  5. Step 5: Solve for x
    x = 497,851,000.95/25,485.65
  6. Step 6: Final answer
    x = 19,534.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.