Home / 56,902.12-85,354.74-15,349

Finding the Fourth Proportional to 56,902.12, 85,354.74 and 15,349

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Solution

The fourth proportional to 56,902.12, 85,354.74 and 15,349 is: 23,023.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,902.12 : 85,354.74 = 15,349 : x
  2. Step 2: Convert to fraction form
    56,902.12/85,354.74 = 15,349/x
  3. Step 3: Cross multiply
    56,902.12x = 85,354.74 × 15,349
  4. Step 4: Simplify right side
    56,902.12x = 1,310,109,904.26
  5. Step 5: Solve for x
    x = 1,310,109,904.26/56,902.12
  6. Step 6: Final answer
    x = 23,023.92

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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.