Home / 34,126.82-47,088.77-19,019.12

Finding the Fourth Proportional to 34,126.82, 47,088.77 and 19,019.12

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Solution

The fourth proportional to 34,126.82, 47,088.77 and 19,019.12 is: 26,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,126.82 : 47,088.77 = 19,019.12 : x
  2. Step 2: Convert to fraction form
    34,126.82/47,088.77 = 19,019.12/x
  3. Step 3: Cross multiply
    34,126.82x = 47,088.77 × 19,019.12
  4. Step 4: Simplify right side
    34,126.82x = 895,586,872.19
  5. Step 5: Solve for x
    x = 895,586,872.19/34,126.82
  6. Step 6: Final answer
    x = 26,242.90

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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.