Home / 23,130.26-31,920.38-14,052.53

Finding the Fourth Proportional to 23,130.26, 31,920.38 and 14,052.53

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Solution

The fourth proportional to 23,130.26, 31,920.38 and 14,052.53 is: 19,392.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,130.26 : 31,920.38 = 14,052.53 : x
  2. Step 2: Convert to fraction form
    23,130.26/31,920.38 = 14,052.53/x
  3. Step 3: Cross multiply
    23,130.26x = 31,920.38 × 14,052.53
  4. Step 4: Simplify right side
    23,130.26x = 448,561,867.70
  5. Step 5: Solve for x
    x = 448,561,867.70/23,130.26
  6. Step 6: Final answer
    x = 19,392.86

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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.