Home / 51,714.32-77,549.52-18,442.76

Finding the Fourth Proportional to 51,714.32, 77,549.52 and 18,442.76

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Solution

The fourth proportional to 51,714.32, 77,549.52 and 18,442.76 is: 27,656.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714.32 : 77,549.52 = 18,442.76 : x
  2. Step 2: Convert to fraction form
    51,714.32/77,549.52 = 18,442.76/x
  3. Step 3: Cross multiply
    51,714.32x = 77,549.52 × 18,442.76
  4. Step 4: Simplify right side
    51,714.32x = 1,430,227,185.48
  5. Step 5: Solve for x
    x = 1,430,227,185.48/51,714.32
  6. Step 6: Final answer
    x = 27,656.31

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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.