Home / 25,625.34-35,353.08-15,550.14

Finding the Fourth Proportional to 25,625.34, 35,353.08 and 15,550.14

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Solution

The fourth proportional to 25,625.34, 35,353.08 and 15,550.14 is: 21,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,625.34 : 35,353.08 = 15,550.14 : x
  2. Step 2: Convert to fraction form
    25,625.34/35,353.08 = 15,550.14/x
  3. Step 3: Cross multiply
    25,625.34x = 35,353.08 × 15,550.14
  4. Step 4: Simplify right side
    25,625.34x = 549,745,343.43
  5. Step 5: Solve for x
    x = 549,745,343.43/25,625.34
  6. Step 6: Final answer
    x = 21,453.19

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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.