Home / 55,437.46-76,503.77-31,564.15

Finding the Fourth Proportional to 55,437.46, 76,503.77 and 31,564.15

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Solution

The fourth proportional to 55,437.46, 76,503.77 and 31,564.15 is: 43,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,437.46 : 76,503.77 = 31,564.15 : x
  2. Step 2: Convert to fraction form
    55,437.46/76,503.77 = 31,564.15/x
  3. Step 3: Cross multiply
    55,437.46x = 76,503.77 × 31,564.15
  4. Step 4: Simplify right side
    55,437.46x = 2,414,776,418.68
  5. Step 5: Solve for x
    x = 2,414,776,418.68/55,437.46
  6. Step 6: Final answer
    x = 43,558.57

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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.