Home / 54,856.04-82,284.05-19,308.98

Finding the Fourth Proportional to 54,856.04, 82,284.05 and 19,308.98

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Solution

The fourth proportional to 54,856.04, 82,284.05 and 19,308.98 is: 28,963.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,856.04 : 82,284.05 = 19,308.98 : x
  2. Step 2: Convert to fraction form
    54,856.04/82,284.05 = 19,308.98/x
  3. Step 3: Cross multiply
    54,856.04x = 82,284.05 × 19,308.98
  4. Step 4: Simplify right side
    54,856.04x = 1,588,821,329.75
  5. Step 5: Solve for x
    x = 1,588,821,329.75/54,856.04
  6. Step 6: Final answer
    x = 28,963.47

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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.