Home / 19,046.94-28,559.48-10,151.32

Finding the Fourth Proportional to 19,046.94, 28,559.48 and 10,151.32

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Solution

The fourth proportional to 19,046.94, 28,559.48 and 10,151.32 is: 15,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.94 : 28,559.48 = 10,151.32 : x
  2. Step 2: Convert to fraction form
    19,046.94/28,559.48 = 10,151.32/x
  3. Step 3: Cross multiply
    19,046.94x = 28,559.48 × 10,151.32
  4. Step 4: Simplify right side
    19,046.94x = 289,916,420.51
  5. Step 5: Solve for x
    x = 289,916,420.51/19,046.94
  6. Step 6: Final answer
    x = 15,221.15

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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.