Home / 17,432.40-26,145.57-4,949.51

Finding the Fourth Proportional to 17,432.40, 26,145.57 and 4,949.51

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Solution

The fourth proportional to 17,432.40, 26,145.57 and 4,949.51 is: 7,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,432.40 : 26,145.57 = 4,949.51 : x
  2. Step 2: Convert to fraction form
    17,432.40/26,145.57 = 4,949.51/x
  3. Step 3: Cross multiply
    17,432.40x = 26,145.57 × 4,949.51
  4. Step 4: Simplify right side
    17,432.40x = 129,407,648.00
  5. Step 5: Solve for x
    x = 129,407,648.00/17,432.40
  6. Step 6: Final answer
    x = 7,423.40

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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.