Home / 25,567.12-38,344.61-11,518.48

Finding the Fourth Proportional to 25,567.12, 38,344.61 and 11,518.48

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Solution

The fourth proportional to 25,567.12, 38,344.61 and 11,518.48 is: 17,274.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,567.12 : 38,344.61 = 11,518.48 : x
  2. Step 2: Convert to fraction form
    25,567.12/38,344.61 = 11,518.48/x
  3. Step 3: Cross multiply
    25,567.12x = 38,344.61 × 11,518.48
  4. Step 4: Simplify right side
    25,567.12x = 441,671,635.33
  5. Step 5: Solve for x
    x = 441,671,635.33/25,567.12
  6. Step 6: Final answer
    x = 17,274.98

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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.