Home / 22,708.08-31,337.82-12,637.08

Finding the Fourth Proportional to 22,708.08, 31,337.82 and 12,637.08

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Solution

The fourth proportional to 22,708.08, 31,337.82 and 12,637.08 is: 17,439.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.08 : 31,337.82 = 12,637.08 : x
  2. Step 2: Convert to fraction form
    22,708.08/31,337.82 = 12,637.08/x
  3. Step 3: Cross multiply
    22,708.08x = 31,337.82 × 12,637.08
  4. Step 4: Simplify right side
    22,708.08x = 396,018,538.37
  5. Step 5: Solve for x
    x = 396,018,538.37/22,708.08
  6. Step 6: Final answer
    x = 17,439.54

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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.