Home / 55,372.24-76,410.84-31,498.39

Finding the Fourth Proportional to 55,372.24, 76,410.84 and 31,498.39

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Solution

The fourth proportional to 55,372.24, 76,410.84 and 31,498.39 is: 43,466.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,372.24 : 76,410.84 = 31,498.39 : x
  2. Step 2: Convert to fraction form
    55,372.24/76,410.84 = 31,498.39/x
  3. Step 3: Cross multiply
    55,372.24x = 76,410.84 × 31,498.39
  4. Step 4: Simplify right side
    55,372.24x = 2,406,818,438.55
  5. Step 5: Solve for x
    x = 2,406,818,438.55/55,372.24
  6. Step 6: Final answer
    x = 43,466.16

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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.