Home / 30,134.21-45,165.47-22,714.20

Finding the Fourth Proportional to 30,134.21, 45,165.47 and 22,714.20

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Solution

The fourth proportional to 30,134.21, 45,165.47 and 22,714.20 is: 34,044.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,134.21 : 45,165.47 = 22,714.20 : x
  2. Step 2: Convert to fraction form
    30,134.21/45,165.47 = 22,714.20/x
  3. Step 3: Cross multiply
    30,134.21x = 45,165.47 × 22,714.20
  4. Step 4: Simplify right side
    30,134.21x = 1,025,897,405.10
  5. Step 5: Solve for x
    x = 1,025,897,405.10/30,134.21
  6. Step 6: Final answer
    x = 34,044.28

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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.