Home / 26,191.76-36,145.40-14,255.87

Finding the Fourth Proportional to 26,191.76, 36,145.40 and 14,255.87

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Solution

The fourth proportional to 26,191.76, 36,145.40 and 14,255.87 is: 19,673.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191.76 : 36,145.40 = 14,255.87 : x
  2. Step 2: Convert to fraction form
    26,191.76/36,145.40 = 14,255.87/x
  3. Step 3: Cross multiply
    26,191.76x = 36,145.40 × 14,255.87
  4. Step 4: Simplify right side
    26,191.76x = 515,283,871.49
  5. Step 5: Solve for x
    x = 515,283,871.49/26,191.76
  6. Step 6: Final answer
    x = 19,673.51

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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.