Home / 31,275.72-43,158.83-17,846.46

Finding the Fourth Proportional to 31,275.72, 43,158.83 and 17,846.46

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Solution

The fourth proportional to 31,275.72, 43,158.83 and 17,846.46 is: 24,627.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,275.72 : 43,158.83 = 17,846.46 : x
  2. Step 2: Convert to fraction form
    31,275.72/43,158.83 = 17,846.46/x
  3. Step 3: Cross multiply
    31,275.72x = 43,158.83 × 17,846.46
  4. Step 4: Simplify right side
    31,275.72x = 770,232,244.01
  5. Step 5: Solve for x
    x = 770,232,244.01/31,275.72
  6. Step 6: Final answer
    x = 24,627.16

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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.