Home / 26,875.85-37,083.38-18,368.42

Finding the Fourth Proportional to 26,875.85, 37,083.38 and 18,368.42

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Solution

The fourth proportional to 26,875.85, 37,083.38 and 18,368.42 is: 25,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,875.85 : 37,083.38 = 18,368.42 : x
  2. Step 2: Convert to fraction form
    26,875.85/37,083.38 = 18,368.42/x
  3. Step 3: Cross multiply
    26,875.85x = 37,083.38 × 18,368.42
  4. Step 4: Simplify right side
    26,875.85x = 681,162,821.60
  5. Step 5: Solve for x
    x = 681,162,821.60/26,875.85
  6. Step 6: Final answer
    x = 25,344.80

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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.