Home / 38,208.81-57,306.94-10,130.60

Finding the Fourth Proportional to 38,208.81, 57,306.94 and 10,130.60

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Solution

The fourth proportional to 38,208.81, 57,306.94 and 10,130.60 is: 15,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,208.81 : 57,306.94 = 10,130.60 : x
  2. Step 2: Convert to fraction form
    38,208.81/57,306.94 = 10,130.60/x
  3. Step 3: Cross multiply
    38,208.81x = 57,306.94 × 10,130.60
  4. Step 4: Simplify right side
    38,208.81x = 580,553,686.36
  5. Step 5: Solve for x
    x = 580,553,686.36/38,208.81
  6. Step 6: Final answer
    x = 15,194.24

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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.