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Finding the Fourth Proportional to 34,757.51, 52,117.43 and 12,256.92

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Solution

The fourth proportional to 34,757.51, 52,117.43 and 12,256.92 is: 18,378.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,757.51 : 52,117.43 = 12,256.92 : x
  2. Step 2: Convert to fraction form
    34,757.51/52,117.43 = 12,256.92/x
  3. Step 3: Cross multiply
    34,757.51x = 52,117.43 × 12,256.92
  4. Step 4: Simplify right side
    34,757.51x = 638,799,108.83
  5. Step 5: Solve for x
    x = 638,799,108.83/34,757.51
  6. Step 6: Final answer
    x = 18,378.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.