Home / 38,111.50-52,594.14-21,344.50

Finding the Fourth Proportional to 38,111.50, 52,594.14 and 21,344.50

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Solution

The fourth proportional to 38,111.50, 52,594.14 and 21,344.50 is: 29,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,111.50 : 52,594.14 = 21,344.50 : x
  2. Step 2: Convert to fraction form
    38,111.50/52,594.14 = 21,344.50/x
  3. Step 3: Cross multiply
    38,111.50x = 52,594.14 × 21,344.50
  4. Step 4: Simplify right side
    38,111.50x = 1,122,595,621.23
  5. Step 5: Solve for x
    x = 1,122,595,621.23/38,111.50
  6. Step 6: Final answer
    x = 29,455.56

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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.