Home / 25,943.22-35,810.10-19,226.70

Finding the Fourth Proportional to 25,943.22, 35,810.10 and 19,226.70

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Solution

The fourth proportional to 25,943.22, 35,810.10 and 19,226.70 is: 26,539.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,943.22 : 35,810.10 = 19,226.70 : x
  2. Step 2: Convert to fraction form
    25,943.22/35,810.10 = 19,226.70/x
  3. Step 3: Cross multiply
    25,943.22x = 35,810.10 × 19,226.70
  4. Step 4: Simplify right side
    25,943.22x = 688,510,049.67
  5. Step 5: Solve for x
    x = 688,510,049.67/25,943.22
  6. Step 6: Final answer
    x = 26,539.11

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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.