Home / 22,798.35-31,462.22-12,589.35

Finding the Fourth Proportional to 22,798.35, 31,462.22 and 12,589.35

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Solution

The fourth proportional to 22,798.35, 31,462.22 and 12,589.35 is: 17,373.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,798.35 : 31,462.22 = 12,589.35 : x
  2. Step 2: Convert to fraction form
    22,798.35/31,462.22 = 12,589.35/x
  3. Step 3: Cross multiply
    22,798.35x = 31,462.22 × 12,589.35
  4. Step 4: Simplify right side
    22,798.35x = 396,088,919.01
  5. Step 5: Solve for x
    x = 396,088,919.01/22,798.35
  6. Step 6: Final answer
    x = 17,373.58

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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.