Home / 25,609.61-35,320.78-17,650.01

Finding the Fourth Proportional to 25,609.61, 35,320.78 and 17,650.01

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Solution

The fourth proportional to 25,609.61, 35,320.78 and 17,650.01 is: 24,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,609.61 : 35,320.78 = 17,650.01 : x
  2. Step 2: Convert to fraction form
    25,609.61/35,320.78 = 17,650.01/x
  3. Step 3: Cross multiply
    25,609.61x = 35,320.78 × 17,650.01
  4. Step 4: Simplify right side
    25,609.61x = 623,412,120.21
  5. Step 5: Solve for x
    x = 623,412,120.21/25,609.61
  6. Step 6: Final answer
    x = 24,342.90

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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.