Home / 38,536.19-53,173.76-23,420.78

Finding the Fourth Proportional to 38,536.19, 53,173.76 and 23,420.78

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Solution

The fourth proportional to 38,536.19, 53,173.76 and 23,420.78 is: 32,316.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.19 : 53,173.76 = 23,420.78 : x
  2. Step 2: Convert to fraction form
    38,536.19/53,173.76 = 23,420.78/x
  3. Step 3: Cross multiply
    38,536.19x = 53,173.76 × 23,420.78
  4. Step 4: Simplify right side
    38,536.19x = 1,245,370,551.76
  5. Step 5: Solve for x
    x = 1,245,370,551.76/38,536.19
  6. Step 6: Final answer
    x = 32,316.91

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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.