Home / 25,592.22-35,319.04-15,521.09

Finding the Fourth Proportional to 25,592.22, 35,319.04 and 15,521.09

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Solution

The fourth proportional to 25,592.22, 35,319.04 and 15,521.09 is: 21,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,592.22 : 35,319.04 = 15,521.09 : x
  2. Step 2: Convert to fraction form
    25,592.22/35,319.04 = 15,521.09/x
  3. Step 3: Cross multiply
    25,592.22x = 35,319.04 × 15,521.09
  4. Step 4: Simplify right side
    25,592.22x = 548,189,783.16
  5. Step 5: Solve for x
    x = 548,189,783.16/25,592.22
  6. Step 6: Final answer
    x = 21,420.17

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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.