Home / 28,595.35-42,883.80-26,729.56

Finding the Fourth Proportional to 28,595.35, 42,883.80 and 26,729.56

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Solution

The fourth proportional to 28,595.35, 42,883.80 and 26,729.56 is: 40,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595.35 : 42,883.80 = 26,729.56 : x
  2. Step 2: Convert to fraction form
    28,595.35/42,883.80 = 26,729.56/x
  3. Step 3: Cross multiply
    28,595.35x = 42,883.80 × 26,729.56
  4. Step 4: Simplify right side
    28,595.35x = 1,146,265,105.13
  5. Step 5: Solve for x
    x = 1,146,265,105.13/28,595.35
  6. Step 6: Final answer
    x = 40,085.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.