Home / 26,988.80-37,250.08-18,029.39

Finding the Fourth Proportional to 26,988.80, 37,250.08 and 18,029.39

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Solution

The fourth proportional to 26,988.80, 37,250.08 and 18,029.39 is: 24,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.80 : 37,250.08 = 18,029.39 : x
  2. Step 2: Convert to fraction form
    26,988.80/37,250.08 = 18,029.39/x
  3. Step 3: Cross multiply
    26,988.80x = 37,250.08 × 18,029.39
  4. Step 4: Simplify right side
    26,988.80x = 671,595,988.53
  5. Step 5: Solve for x
    x = 671,595,988.53/26,988.80
  6. Step 6: Final answer
    x = 24,884.25

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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.