Home / 22,650.32-31,254.44-12,576.08

Finding the Fourth Proportional to 22,650.32, 31,254.44 and 12,576.08

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Solution

The fourth proportional to 22,650.32, 31,254.44 and 12,576.08 is: 17,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,650.32 : 31,254.44 = 12,576.08 : x
  2. Step 2: Convert to fraction form
    22,650.32/31,254.44 = 12,576.08/x
  3. Step 3: Cross multiply
    22,650.32x = 31,254.44 × 12,576.08
  4. Step 4: Simplify right side
    22,650.32x = 393,058,118.64
  5. Step 5: Solve for x
    x = 393,058,118.64/22,650.32
  6. Step 6: Final answer
    x = 17,353.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.