Home / 31,256.63-43,134.35-17,827.74

Finding the Fourth Proportional to 31,256.63, 43,134.35 and 17,827.74

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Solution

The fourth proportional to 31,256.63, 43,134.35 and 17,827.74 is: 24,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,256.63 : 43,134.35 = 17,827.74 : x
  2. Step 2: Convert to fraction form
    31,256.63/43,134.35 = 17,827.74/x
  3. Step 3: Cross multiply
    31,256.63x = 43,134.35 × 17,827.74
  4. Step 4: Simplify right side
    31,256.63x = 768,987,887.73
  5. Step 5: Solve for x
    x = 768,987,887.73/31,256.63
  6. Step 6: Final answer
    x = 24,602.40

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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.