Home / 31,353.91-43,268.35-17,925.46

Finding the Fourth Proportional to 31,353.91, 43,268.35 and 17,925.46

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Solution

The fourth proportional to 31,353.91, 43,268.35 and 17,925.46 is: 24,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.91 : 43,268.35 = 17,925.46 : x
  2. Step 2: Convert to fraction form
    31,353.91/43,268.35 = 17,925.46/x
  3. Step 3: Cross multiply
    31,353.91x = 43,268.35 × 17,925.46
  4. Step 4: Simplify right side
    31,353.91x = 775,605,077.19
  5. Step 5: Solve for x
    x = 775,605,077.19/31,353.91
  6. Step 6: Final answer
    x = 24,737.11

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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.