Home / 26,625.92-36,746.88-15,454.40

Finding the Fourth Proportional to 26,625.92, 36,746.88 and 15,454.40

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Solution

The fourth proportional to 26,625.92, 36,746.88 and 15,454.40 is: 21,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.92 : 36,746.88 = 15,454.40 : x
  2. Step 2: Convert to fraction form
    26,625.92/36,746.88 = 15,454.40/x
  3. Step 3: Cross multiply
    26,625.92x = 36,746.88 × 15,454.40
  4. Step 4: Simplify right side
    26,625.92x = 567,900,982.27
  5. Step 5: Solve for x
    x = 567,900,982.27/26,625.92
  6. Step 6: Final answer
    x = 21,328.88

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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.