Home / 26,158.48-36,099.75-14,221.78

Finding the Fourth Proportional to 26,158.48, 36,099.75 and 14,221.78

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Solution

The fourth proportional to 26,158.48, 36,099.75 and 14,221.78 is: 19,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,158.48 : 36,099.75 = 14,221.78 : x
  2. Step 2: Convert to fraction form
    26,158.48/36,099.75 = 14,221.78/x
  3. Step 3: Cross multiply
    26,158.48x = 36,099.75 × 14,221.78
  4. Step 4: Simplify right side
    26,158.48x = 513,402,702.56
  5. Step 5: Solve for x
    x = 513,402,702.56/26,158.48
  6. Step 6: Final answer
    x = 19,626.63

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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.