Home / 38,074.14-57,117.33-13,108.05

Finding the Fourth Proportional to 38,074.14, 57,117.33 and 13,108.05

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Solution

The fourth proportional to 38,074.14, 57,117.33 and 13,108.05 is: 19,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,074.14 : 57,117.33 = 13,108.05 : x
  2. Step 2: Convert to fraction form
    38,074.14/57,117.33 = 13,108.05/x
  3. Step 3: Cross multiply
    38,074.14x = 57,117.33 × 13,108.05
  4. Step 4: Simplify right side
    38,074.14x = 748,696,817.51
  5. Step 5: Solve for x
    x = 748,696,817.51/38,074.14
  6. Step 6: Final answer
    x = 19,664.18

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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.