Home / 23,317.91-32,177.78-12,707.32

Finding the Fourth Proportional to 23,317.91, 32,177.78 and 12,707.32

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Solution

The fourth proportional to 23,317.91, 32,177.78 and 12,707.32 is: 17,535.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,317.91 : 32,177.78 = 12,707.32 : x
  2. Step 2: Convert to fraction form
    23,317.91/32,177.78 = 12,707.32/x
  3. Step 3: Cross multiply
    23,317.91x = 32,177.78 × 12,707.32
  4. Step 4: Simplify right side
    23,317.91x = 408,893,235.14
  5. Step 5: Solve for x
    x = 408,893,235.14/23,317.91
  6. Step 6: Final answer
    x = 17,535.58

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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.