Home / 26,280.56-39,432.38-13,797.68

Finding the Fourth Proportional to 26,280.56, 39,432.38 and 13,797.68

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Solution

The fourth proportional to 26,280.56, 39,432.38 and 13,797.68 is: 20,702.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.56 : 39,432.38 = 13,797.68 : x
  2. Step 2: Convert to fraction form
    26,280.56/39,432.38 = 13,797.68/x
  3. Step 3: Cross multiply
    26,280.56x = 39,432.38 × 13,797.68
  4. Step 4: Simplify right side
    26,280.56x = 544,075,262.30
  5. Step 5: Solve for x
    x = 544,075,262.30/26,280.56
  6. Step 6: Final answer
    x = 20,702.58

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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.