Home / 38,921.34-53,707.80-23,002.68

Finding the Fourth Proportional to 38,921.34, 53,707.80 and 23,002.68

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Solution

The fourth proportional to 38,921.34, 53,707.80 and 23,002.68 is: 31,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.34 : 53,707.80 = 23,002.68 : x
  2. Step 2: Convert to fraction form
    38,921.34/53,707.80 = 23,002.68/x
  3. Step 3: Cross multiply
    38,921.34x = 53,707.80 × 23,002.68
  4. Step 4: Simplify right side
    38,921.34x = 1,235,423,336.90
  5. Step 5: Solve for x
    x = 1,235,423,336.90/38,921.34
  6. Step 6: Final answer
    x = 31,741.54

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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.