Home / 38,987.93-58,471.52-10,906.25

Finding the Fourth Proportional to 38,987.93, 58,471.52 and 10,906.25

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Solution

The fourth proportional to 38,987.93, 58,471.52 and 10,906.25 is: 16,356.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,987.93 : 58,471.52 = 10,906.25 : x
  2. Step 2: Convert to fraction form
    38,987.93/58,471.52 = 10,906.25/x
  3. Step 3: Cross multiply
    38,987.93x = 58,471.52 × 10,906.25
  4. Step 4: Simplify right side
    38,987.93x = 637,704,668.11
  5. Step 5: Solve for x
    x = 637,704,668.11/38,987.93
  6. Step 6: Final answer
    x = 16,356.46

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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.