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Finding the Fourth Proportional to 26,894.56, 37,113.84 and 14,957.86

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Solution

The fourth proportional to 26,894.56, 37,113.84 and 14,957.86 is: 20,641.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,894.56 : 37,113.84 = 14,957.86 : x
  2. Step 2: Convert to fraction form
    26,894.56/37,113.84 = 14,957.86/x
  3. Step 3: Cross multiply
    26,894.56x = 37,113.84 × 14,957.86
  4. Step 4: Simplify right side
    26,894.56x = 555,143,622.78
  5. Step 5: Solve for x
    x = 555,143,622.78/26,894.56
  6. Step 6: Final answer
    x = 20,641.48

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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.