Home / 26,139.09-36,072.33-14,202.66

Finding the Fourth Proportional to 26,139.09, 36,072.33 and 14,202.66

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Solution

The fourth proportional to 26,139.09, 36,072.33 and 14,202.66 is: 19,599.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,139.09 : 36,072.33 = 14,202.66 : x
  2. Step 2: Convert to fraction form
    26,139.09/36,072.33 = 14,202.66/x
  3. Step 3: Cross multiply
    26,139.09x = 36,072.33 × 14,202.66
  4. Step 4: Simplify right side
    26,139.09x = 512,323,038.40
  5. Step 5: Solve for x
    x = 512,323,038.40/26,139.09
  6. Step 6: Final answer
    x = 19,599.88

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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.