Home / 53,155.78-73,358.34-29,282.44

Finding the Fourth Proportional to 53,155.78, 73,358.34 and 29,282.44

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Solution

The fourth proportional to 53,155.78, 73,358.34 and 29,282.44 is: 40,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,155.78 : 73,358.34 = 29,282.44 : x
  2. Step 2: Convert to fraction form
    53,155.78/73,358.34 = 29,282.44/x
  3. Step 3: Cross multiply
    53,155.78x = 73,358.34 × 29,282.44
  4. Step 4: Simplify right side
    53,155.78x = 2,148,111,189.55
  5. Step 5: Solve for x
    x = 2,148,111,189.55/53,155.78
  6. Step 6: Final answer
    x = 40,411.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.