Home / 25,188.22-37,775.49-13,325.86

Finding the Fourth Proportional to 25,188.22, 37,775.49 and 13,325.86

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Solution

The fourth proportional to 25,188.22, 37,775.49 and 13,325.86 is: 19,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,188.22 : 37,775.49 = 13,325.86 : x
  2. Step 2: Convert to fraction form
    25,188.22/37,775.49 = 13,325.86/x
  3. Step 3: Cross multiply
    25,188.22x = 37,775.49 × 13,325.86
  4. Step 4: Simplify right side
    25,188.22x = 503,390,891.17
  5. Step 5: Solve for x
    x = 503,390,891.17/25,188.22
  6. Step 6: Final answer
    x = 19,985.17

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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.