Home / 31,254.42-43,132.29-17,827.86

Finding the Fourth Proportional to 31,254.42, 43,132.29 and 17,827.86

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Solution

The fourth proportional to 31,254.42, 43,132.29 and 17,827.86 is: 24,603.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,254.42 : 43,132.29 = 17,827.86 : x
  2. Step 2: Convert to fraction form
    31,254.42/43,132.29 = 17,827.86/x
  3. Step 3: Cross multiply
    31,254.42x = 43,132.29 × 17,827.86
  4. Step 4: Simplify right side
    31,254.42x = 768,956,427.60
  5. Step 5: Solve for x
    x = 768,956,427.60/31,254.42
  6. Step 6: Final answer
    x = 24,603.13

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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.