Home / 38,937.78-53,735.22-23,830.18

Finding the Fourth Proportional to 38,937.78, 53,735.22 and 23,830.18

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Solution

The fourth proportional to 38,937.78, 53,735.22 and 23,830.18 is: 32,886.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.78 : 53,735.22 = 23,830.18 : x
  2. Step 2: Convert to fraction form
    38,937.78/53,735.22 = 23,830.18/x
  3. Step 3: Cross multiply
    38,937.78x = 53,735.22 × 23,830.18
  4. Step 4: Simplify right side
    38,937.78x = 1,280,519,830.60
  5. Step 5: Solve for x
    x = 1,280,519,830.60/38,937.78
  6. Step 6: Final answer
    x = 32,886.31

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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.