Home / 53,455.47-73,758.60-34,338.66

Finding the Fourth Proportional to 53,455.47, 73,758.60 and 34,338.66

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Solution

The fourth proportional to 53,455.47, 73,758.60 and 34,338.66 is: 47,380.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,455.47 : 73,758.60 = 34,338.66 : x
  2. Step 2: Convert to fraction form
    53,455.47/73,758.60 = 34,338.66/x
  3. Step 3: Cross multiply
    53,455.47x = 73,758.60 × 34,338.66
  4. Step 4: Simplify right side
    53,455.47x = 2,532,771,487.48
  5. Step 5: Solve for x
    x = 2,532,771,487.48/53,455.47
  6. Step 6: Final answer
    x = 47,380.96

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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.