Home / 21,425.08-32,081.73-17,242.24

Finding the Fourth Proportional to 21,425.08, 32,081.73 and 17,242.24

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Solution

The fourth proportional to 21,425.08, 32,081.73 and 17,242.24 is: 25,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,425.08 : 32,081.73 = 17,242.24 : x
  2. Step 2: Convert to fraction form
    21,425.08/32,081.73 = 17,242.24/x
  3. Step 3: Cross multiply
    21,425.08x = 32,081.73 × 17,242.24
  4. Step 4: Simplify right side
    21,425.08x = 553,160,888.28
  5. Step 5: Solve for x
    x = 553,160,888.28/21,425.08
  6. Step 6: Final answer
    x = 25,818.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.