Home / 38,062.58-57,030.96-13,089.20

Finding the Fourth Proportional to 38,062.58, 57,030.96 and 13,089.20

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Solution

The fourth proportional to 38,062.58, 57,030.96 and 13,089.20 is: 19,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062.58 : 57,030.96 = 13,089.20 : x
  2. Step 2: Convert to fraction form
    38,062.58/57,030.96 = 13,089.20/x
  3. Step 3: Cross multiply
    38,062.58x = 57,030.96 × 13,089.20
  4. Step 4: Simplify right side
    38,062.58x = 746,489,641.63
  5. Step 5: Solve for x
    x = 746,489,641.63/38,062.58
  6. Step 6: Final answer
    x = 19,612.17

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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.