Home / 53,477.76-73,800.19-29,278.32

Finding the Fourth Proportional to 53,477.76, 73,800.19 and 29,278.32

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Solution

The fourth proportional to 53,477.76, 73,800.19 and 29,278.32 is: 40,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,477.76 : 73,800.19 = 29,278.32 : x
  2. Step 2: Convert to fraction form
    53,477.76/73,800.19 = 29,278.32/x
  3. Step 3: Cross multiply
    53,477.76x = 73,800.19 × 29,278.32
  4. Step 4: Simplify right side
    53,477.76x = 2,160,745,505.69
  5. Step 5: Solve for x
    x = 2,160,745,505.69/53,477.76
  6. Step 6: Final answer
    x = 40,404.56

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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.