Home / 25,995.24-35,865.27-15,913.17

Finding the Fourth Proportional to 25,995.24, 35,865.27 and 15,913.17

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Solution

The fourth proportional to 25,995.24, 35,865.27 and 15,913.17 is: 21,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,995.24 : 35,865.27 = 15,913.17 : x
  2. Step 2: Convert to fraction form
    25,995.24/35,865.27 = 15,913.17/x
  3. Step 3: Cross multiply
    25,995.24x = 35,865.27 × 15,913.17
  4. Step 4: Simplify right side
    25,995.24x = 570,730,138.61
  5. Step 5: Solve for x
    x = 570,730,138.61/25,995.24
  6. Step 6: Final answer
    x = 21,955.18

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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.