Home / 26,799.80-36,985.68-14,865.39

Finding the Fourth Proportional to 26,799.80, 36,985.68 and 14,865.39

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Solution

The fourth proportional to 26,799.80, 36,985.68 and 14,865.39 is: 20,515.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,799.80 : 36,985.68 = 14,865.39 : x
  2. Step 2: Convert to fraction form
    26,799.80/36,985.68 = 14,865.39/x
  3. Step 3: Cross multiply
    26,799.80x = 36,985.68 × 14,865.39
  4. Step 4: Simplify right side
    26,799.80x = 549,806,557.62
  5. Step 5: Solve for x
    x = 549,806,557.62/26,799.80
  6. Step 6: Final answer
    x = 20,515.33

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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.