Home / 15,562.71-23,427.09-13,955.25

Finding the Fourth Proportional to 15,562.71, 23,427.09 and 13,955.25

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Solution

The fourth proportional to 15,562.71, 23,427.09 and 13,955.25 is: 21,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,562.71 : 23,427.09 = 13,955.25 : x
  2. Step 2: Convert to fraction form
    15,562.71/23,427.09 = 13,955.25/x
  3. Step 3: Cross multiply
    15,562.71x = 23,427.09 × 13,955.25
  4. Step 4: Simplify right side
    15,562.71x = 326,930,897.72
  5. Step 5: Solve for x
    x = 326,930,897.72/15,562.71
  6. Step 6: Final answer
    x = 21,007.32

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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.