Home / 26,938.38-40,417.30-9,410.80

Finding the Fourth Proportional to 26,938.38, 40,417.30 and 9,410.80

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Solution

The fourth proportional to 26,938.38, 40,417.30 and 9,410.80 is: 14,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,938.38 : 40,417.30 = 9,410.80 : x
  2. Step 2: Convert to fraction form
    26,938.38/40,417.30 = 9,410.80/x
  3. Step 3: Cross multiply
    26,938.38x = 40,417.30 × 9,410.80
  4. Step 4: Simplify right side
    26,938.38x = 380,359,126.84
  5. Step 5: Solve for x
    x = 380,359,126.84/26,938.38
  6. Step 6: Final answer
    x = 14,119.60

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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.