Home / 28,256.33-42,392.52-23,040.68

Finding the Fourth Proportional to 28,256.33, 42,392.52 and 23,040.68

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Solution

The fourth proportional to 28,256.33, 42,392.52 and 23,040.68 is: 34,567.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,256.33 : 42,392.52 = 23,040.68 : x
  2. Step 2: Convert to fraction form
    28,256.33/42,392.52 = 23,040.68/x
  3. Step 3: Cross multiply
    28,256.33x = 42,392.52 × 23,040.68
  4. Step 4: Simplify right side
    28,256.33x = 976,752,275.75
  5. Step 5: Solve for x
    x = 976,752,275.75/28,256.33
  6. Step 6: Final answer
    x = 34,567.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.