Home / 54,547.62-81,824.87-19,007.51

Finding the Fourth Proportional to 54,547.62, 81,824.87 and 19,007.51

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Solution

The fourth proportional to 54,547.62, 81,824.87 and 19,007.51 is: 28,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.62 : 81,824.87 = 19,007.51 : x
  2. Step 2: Convert to fraction form
    54,547.62/81,824.87 = 19,007.51/x
  3. Step 3: Cross multiply
    54,547.62x = 81,824.87 × 19,007.51
  4. Step 4: Simplify right side
    54,547.62x = 1,555,286,530.61
  5. Step 5: Solve for x
    x = 1,555,286,530.61/54,547.62
  6. Step 6: Final answer
    x = 28,512.45

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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.