Home / 25,519.08-38,263.50-9,918.48

Finding the Fourth Proportional to 25,519.08, 38,263.50 and 9,918.48

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Solution

The fourth proportional to 25,519.08, 38,263.50 and 9,918.48 is: 14,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.08 : 38,263.50 = 9,918.48 : x
  2. Step 2: Convert to fraction form
    25,519.08/38,263.50 = 9,918.48/x
  3. Step 3: Cross multiply
    25,519.08x = 38,263.50 × 9,918.48
  4. Step 4: Simplify right side
    25,519.08x = 379,515,759.48
  5. Step 5: Solve for x
    x = 379,515,759.48/25,519.08
  6. Step 6: Final answer
    x = 14,871.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.