Home / 25,769.95-35,569.53-15,163.00

Finding the Fourth Proportional to 25,769.95, 35,569.53 and 15,163.00

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Solution

The fourth proportional to 25,769.95, 35,569.53 and 15,163.00 is: 20,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,769.95 : 35,569.53 = 15,163.00 : x
  2. Step 2: Convert to fraction form
    25,769.95/35,569.53 = 15,163.00/x
  3. Step 3: Cross multiply
    25,769.95x = 35,569.53 × 15,163.00
  4. Step 4: Simplify right side
    25,769.95x = 539,340,605.54
  5. Step 5: Solve for x
    x = 539,340,605.54/25,769.95
  6. Step 6: Final answer
    x = 20,929.06

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1.5x scale

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.