Home / 25,885.09-35,700.55-17,384.64

Finding the Fourth Proportional to 25,885.09, 35,700.55 and 17,384.64

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Solution

The fourth proportional to 25,885.09, 35,700.55 and 17,384.64 is: 23,976.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,885.09 : 35,700.55 = 17,384.64 : x
  2. Step 2: Convert to fraction form
    25,885.09/35,700.55 = 17,384.64/x
  3. Step 3: Cross multiply
    25,885.09x = 35,700.55 × 17,384.64
  4. Step 4: Simplify right side
    25,885.09x = 620,641,209.55
  5. Step 5: Solve for x
    x = 620,641,209.55/25,885.09
  6. Step 6: Final answer
    x = 23,976.78

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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.