Home / 38,938.25-58,400.97-10,860.21

Finding the Fourth Proportional to 38,938.25, 58,400.97 and 10,860.21

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Solution

The fourth proportional to 38,938.25, 58,400.97 and 10,860.21 is: 16,288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.25 : 58,400.97 = 10,860.21 : x
  2. Step 2: Convert to fraction form
    38,938.25/58,400.97 = 10,860.21/x
  3. Step 3: Cross multiply
    38,938.25x = 58,400.97 × 10,860.21
  4. Step 4: Simplify right side
    38,938.25x = 634,246,798.40
  5. Step 5: Solve for x
    x = 634,246,798.40/38,938.25
  6. Step 6: Final answer
    x = 16,288.53

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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.