Home / 26,404.23-36,470.21-21,374.13

Finding the Fourth Proportional to 26,404.23, 36,470.21 and 21,374.13

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Solution

The fourth proportional to 26,404.23, 36,470.21 and 21,374.13 is: 29,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,404.23 : 36,470.21 = 21,374.13 : x
  2. Step 2: Convert to fraction form
    26,404.23/36,470.21 = 21,374.13/x
  3. Step 3: Cross multiply
    26,404.23x = 36,470.21 × 21,374.13
  4. Step 4: Simplify right side
    26,404.23x = 779,518,902.80
  5. Step 5: Solve for x
    x = 779,518,902.80/26,404.23
  6. Step 6: Final answer
    x = 29,522.50

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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.