Home / 26,187.36-36,138.93-14,250.72

Finding the Fourth Proportional to 26,187.36, 36,138.93 and 14,250.72

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Solution

The fourth proportional to 26,187.36, 36,138.93 and 14,250.72 is: 19,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.36 : 36,138.93 = 14,250.72 : x
  2. Step 2: Convert to fraction form
    26,187.36/36,138.93 = 14,250.72/x
  3. Step 3: Cross multiply
    26,187.36x = 36,138.93 × 14,250.72
  4. Step 4: Simplify right side
    26,187.36x = 515,005,772.53
  5. Step 5: Solve for x
    x = 515,005,772.53/26,187.36
  6. Step 6: Final answer
    x = 19,666.20

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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.