Home / 15,886.13-21,922.85-9,597.29

Finding the Fourth Proportional to 15,886.13, 21,922.85 and 9,597.29

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Solution

The fourth proportional to 15,886.13, 21,922.85 and 9,597.29 is: 13,244.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,886.13 : 21,922.85 = 9,597.29 : x
  2. Step 2: Convert to fraction form
    15,886.13/21,922.85 = 9,597.29/x
  3. Step 3: Cross multiply
    15,886.13x = 21,922.85 × 9,597.29
  4. Step 4: Simplify right side
    15,886.13x = 210,399,863.46
  5. Step 5: Solve for x
    x = 210,399,863.46/15,886.13
  6. Step 6: Final answer
    x = 13,244.25

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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.