Home / 51,492.96-77,247.72-21,911.04

Finding the Fourth Proportional to 51,492.96, 77,247.72 and 21,911.04

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Solution

The fourth proportional to 51,492.96, 77,247.72 and 21,911.04 is: 32,870.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,492.96 : 77,247.72 = 21,911.04 : x
  2. Step 2: Convert to fraction form
    51,492.96/77,247.72 = 21,911.04/x
  3. Step 3: Cross multiply
    51,492.96x = 77,247.72 × 21,911.04
  4. Step 4: Simplify right side
    51,492.96x = 1,692,577,882.83
  5. Step 5: Solve for x
    x = 1,692,577,882.83/51,492.96
  6. Step 6: Final answer
    x = 32,870.08

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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.