Home / 31,507.41-43,480.23-17,360.13

Finding the Fourth Proportional to 31,507.41, 43,480.23 and 17,360.13

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Solution

The fourth proportional to 31,507.41, 43,480.23 and 17,360.13 is: 23,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,507.41 : 43,480.23 = 17,360.13 : x
  2. Step 2: Convert to fraction form
    31,507.41/43,480.23 = 17,360.13/x
  3. Step 3: Cross multiply
    31,507.41x = 43,480.23 × 17,360.13
  4. Step 4: Simplify right side
    31,507.41x = 754,822,445.23
  5. Step 5: Solve for x
    x = 754,822,445.23/31,507.41
  6. Step 6: Final answer
    x = 23,956.98

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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.