Home / 26,972.52-40,474.98-21,445.08

Finding the Fourth Proportional to 26,972.52, 40,474.98 and 21,445.08

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Solution

The fourth proportional to 26,972.52, 40,474.98 and 21,445.08 is: 32,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972.52 : 40,474.98 = 21,445.08 : x
  2. Step 2: Convert to fraction form
    26,972.52/40,474.98 = 21,445.08/x
  3. Step 3: Cross multiply
    26,972.52x = 40,474.98 × 21,445.08
  4. Step 4: Simplify right side
    26,972.52x = 867,989,184.10
  5. Step 5: Solve for x
    x = 867,989,184.10/26,972.52
  6. Step 6: Final answer
    x = 32,180.50

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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.