Home / 25,588.68-35,309.31-14,255.55

Finding the Fourth Proportional to 25,588.68, 35,309.31 and 14,255.55

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Solution

The fourth proportional to 25,588.68, 35,309.31 and 14,255.55 is: 19,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.68 : 35,309.31 = 14,255.55 : x
  2. Step 2: Convert to fraction form
    25,588.68/35,309.31 = 14,255.55/x
  3. Step 3: Cross multiply
    25,588.68x = 35,309.31 × 14,255.55
  4. Step 4: Simplify right side
    25,588.68x = 503,353,634.17
  5. Step 5: Solve for x
    x = 503,353,634.17/25,588.68
  6. Step 6: Final answer
    x = 19,670.95

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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.