Home / 23,454.99-35,347.28-21,117.65

Finding the Fourth Proportional to 23,454.99, 35,347.28 and 21,117.65

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Solution

The fourth proportional to 23,454.99, 35,347.28 and 21,117.65 is: 31,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,454.99 : 35,347.28 = 21,117.65 : x
  2. Step 2: Convert to fraction form
    23,454.99/35,347.28 = 21,117.65/x
  3. Step 3: Cross multiply
    23,454.99x = 35,347.28 × 21,117.65
  4. Step 4: Simplify right side
    23,454.99x = 746,451,205.17
  5. Step 5: Solve for x
    x = 746,451,205.17/23,454.99
  6. Step 6: Final answer
    x = 31,824.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.