Home / 31,746.42-43,779.52-23,124.48

Finding the Fourth Proportional to 31,746.42, 43,779.52 and 23,124.48

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Solution

The fourth proportional to 31,746.42, 43,779.52 and 23,124.48 is: 31,889.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,746.42 : 43,779.52 = 23,124.48 : x
  2. Step 2: Convert to fraction form
    31,746.42/43,779.52 = 23,124.48/x
  3. Step 3: Cross multiply
    31,746.42x = 43,779.52 × 23,124.48
  4. Step 4: Simplify right side
    31,746.42x = 1,012,378,634.65
  5. Step 5: Solve for x
    x = 1,012,378,634.65/31,746.42
  6. Step 6: Final answer
    x = 31,889.54

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Double scale
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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.