Home / 50,390.24-69,554.48-31,515.36

Finding the Fourth Proportional to 50,390.24, 69,554.48 and 31,515.36

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Solution

The fourth proportional to 50,390.24, 69,554.48 and 31,515.36 is: 43,501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,390.24 : 69,554.48 = 31,515.36 : x
  2. Step 2: Convert to fraction form
    50,390.24/69,554.48 = 31,515.36/x
  3. Step 3: Cross multiply
    50,390.24x = 69,554.48 × 31,515.36
  4. Step 4: Simplify right side
    50,390.24x = 2,192,034,476.81
  5. Step 5: Solve for x
    x = 2,192,034,476.81/50,390.24
  6. Step 6: Final answer
    x = 43,501.17

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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.