Home / 26,948.95-40,440.72-18,074.30

Finding the Fourth Proportional to 26,948.95, 40,440.72 and 18,074.30

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Solution

The fourth proportional to 26,948.95, 40,440.72 and 18,074.30 is: 27,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.95 : 40,440.72 = 18,074.30 : x
  2. Step 2: Convert to fraction form
    26,948.95/40,440.72 = 18,074.30/x
  3. Step 3: Cross multiply
    26,948.95x = 40,440.72 × 18,074.30
  4. Step 4: Simplify right side
    26,948.95x = 730,937,705.50
  5. Step 5: Solve for x
    x = 730,937,705.50/26,948.95
  6. Step 6: Final answer
    x = 27,123.05

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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.