Home / 15,749.71-23,624.59-14,787.43

Finding the Fourth Proportional to 15,749.71, 23,624.59 and 14,787.43

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Solution

The fourth proportional to 15,749.71, 23,624.59 and 14,787.43 is: 22,181.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,749.71 : 23,624.59 = 14,787.43 : x
  2. Step 2: Convert to fraction form
    15,749.71/23,624.59 = 14,787.43/x
  3. Step 3: Cross multiply
    15,749.71x = 23,624.59 × 14,787.43
  4. Step 4: Simplify right side
    15,749.71x = 349,346,970.90
  5. Step 5: Solve for x
    x = 349,346,970.90/15,749.71
  6. Step 6: Final answer
    x = 22,181.17

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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.