Home / 19,049.95-28,547.69-10,712.47

Finding the Fourth Proportional to 19,049.95, 28,547.69 and 10,712.47

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Solution

The fourth proportional to 19,049.95, 28,547.69 and 10,712.47 is: 16,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,049.95 : 28,547.69 = 10,712.47 : x
  2. Step 2: Convert to fraction form
    19,049.95/28,547.69 = 10,712.47/x
  3. Step 3: Cross multiply
    19,049.95x = 28,547.69 × 10,712.47
  4. Step 4: Simplify right side
    19,049.95x = 305,816,076.39
  5. Step 5: Solve for x
    x = 305,816,076.39/19,049.95
  6. Step 6: Final answer
    x = 16,053.38

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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.