Home / 26,652.75-36,781.98-15,325.92

Finding the Fourth Proportional to 26,652.75, 36,781.98 and 15,325.92

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Solution

The fourth proportional to 26,652.75, 36,781.98 and 15,325.92 is: 21,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652.75 : 36,781.98 = 15,325.92 : x
  2. Step 2: Convert to fraction form
    26,652.75/36,781.98 = 15,325.92/x
  3. Step 3: Cross multiply
    26,652.75x = 36,781.98 × 15,325.92
  4. Step 4: Simplify right side
    26,652.75x = 563,717,682.92
  5. Step 5: Solve for x
    x = 563,717,682.92/26,652.75
  6. Step 6: Final answer
    x = 21,150.45

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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.