Home / 25,475.97-35,161.02-14,865.57

Finding the Fourth Proportional to 25,475.97, 35,161.02 and 14,865.57

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Solution

The fourth proportional to 25,475.97, 35,161.02 and 14,865.57 is: 20,516.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.97 : 35,161.02 = 14,865.57 : x
  2. Step 2: Convert to fraction form
    25,475.97/35,161.02 = 14,865.57/x
  3. Step 3: Cross multiply
    25,475.97x = 35,161.02 × 14,865.57
  4. Step 4: Simplify right side
    25,475.97x = 522,688,604.08
  5. Step 5: Solve for x
    x = 522,688,604.08/25,475.97
  6. Step 6: Final answer
    x = 20,516.93

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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.