Home / 26,652.60-36,782.38-15,325.84

Finding the Fourth Proportional to 26,652.60, 36,782.38 and 15,325.84

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Solution

The fourth proportional to 26,652.60, 36,782.38 and 15,325.84 is: 21,150.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652.60 : 36,782.38 = 15,325.84 : x
  2. Step 2: Convert to fraction form
    26,652.60/36,782.38 = 15,325.84/x
  3. Step 3: Cross multiply
    26,652.60x = 36,782.38 × 15,325.84
  4. Step 4: Simplify right side
    26,652.60x = 563,720,870.70
  5. Step 5: Solve for x
    x = 563,720,870.70/26,652.60
  6. Step 6: Final answer
    x = 21,150.69

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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.