Home / 26,555.38-36,645.14-14,618.46

Finding the Fourth Proportional to 26,555.38, 36,645.14 and 14,618.46

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Solution

The fourth proportional to 26,555.38, 36,645.14 and 14,618.46 is: 20,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.38 : 36,645.14 = 14,618.46 : x
  2. Step 2: Convert to fraction form
    26,555.38/36,645.14 = 14,618.46/x
  3. Step 3: Cross multiply
    26,555.38x = 36,645.14 × 14,618.46
  4. Step 4: Simplify right side
    26,555.38x = 535,695,513.28
  5. Step 5: Solve for x
    x = 535,695,513.28/26,555.38
  6. Step 6: Final answer
    x = 20,172.77

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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.