Home / 47,854.90-71,782.38-22,889.08

Finding the Fourth Proportional to 47,854.90, 71,782.38 and 22,889.08

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Solution

The fourth proportional to 47,854.90, 71,782.38 and 22,889.08 is: 34,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,854.90 : 71,782.38 = 22,889.08 : x
  2. Step 2: Convert to fraction form
    47,854.90/71,782.38 = 22,889.08/x
  3. Step 3: Cross multiply
    47,854.90x = 71,782.38 × 22,889.08
  4. Step 4: Simplify right side
    47,854.90x = 1,643,032,638.41
  5. Step 5: Solve for x
    x = 1,643,032,638.41/47,854.90
  6. Step 6: Final answer
    x = 34,333.63

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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.