Home / 51,423.02-77,114.48-21,842.02

Finding the Fourth Proportional to 51,423.02, 77,114.48 and 21,842.02

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Solution

The fourth proportional to 51,423.02, 77,114.48 and 21,842.02 is: 32,754.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,423.02 : 77,114.48 = 21,842.02 : x
  2. Step 2: Convert to fraction form
    51,423.02/77,114.48 = 21,842.02/x
  3. Step 3: Cross multiply
    51,423.02x = 77,114.48 × 21,842.02
  4. Step 4: Simplify right side
    51,423.02x = 1,684,336,014.45
  5. Step 5: Solve for x
    x = 1,684,336,014.45/51,423.02
  6. Step 6: Final answer
    x = 32,754.51

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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.