Home / 17,627.68-26,441.34-5,315.68

Finding the Fourth Proportional to 17,627.68, 26,441.34 and 5,315.68

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Solution

The fourth proportional to 17,627.68, 26,441.34 and 5,315.68 is: 7,973.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,627.68 : 26,441.34 = 5,315.68 : x
  2. Step 2: Convert to fraction form
    17,627.68/26,441.34 = 5,315.68/x
  3. Step 3: Cross multiply
    17,627.68x = 26,441.34 × 5,315.68
  4. Step 4: Simplify right side
    17,627.68x = 140,553,702.21
  5. Step 5: Solve for x
    x = 140,553,702.21/17,627.68
  6. Step 6: Final answer
    x = 7,973.47

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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.