Home / 56,638.14-84,956.64-15,085.14

Finding the Fourth Proportional to 56,638.14, 84,956.64 and 15,085.14

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Solution

The fourth proportional to 56,638.14, 84,956.64 and 15,085.14 is: 22,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,638.14 : 84,956.64 = 15,085.14 : x
  2. Step 2: Convert to fraction form
    56,638.14/84,956.64 = 15,085.14/x
  3. Step 3: Cross multiply
    56,638.14x = 84,956.64 × 15,085.14
  4. Step 4: Simplify right side
    56,638.14x = 1,281,582,808.33
  5. Step 5: Solve for x
    x = 1,281,582,808.33/56,638.14
  6. Step 6: Final answer
    x = 22,627.56

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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.