Home / 34,127.71-47,100.06-19,021.75

Finding the Fourth Proportional to 34,127.71, 47,100.06 and 19,021.75

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Solution

The fourth proportional to 34,127.71, 47,100.06 and 19,021.75 is: 26,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127.71 : 47,100.06 = 19,021.75 : x
  2. Step 2: Convert to fraction form
    34,127.71/47,100.06 = 19,021.75/x
  3. Step 3: Cross multiply
    34,127.71x = 47,100.06 × 19,021.75
  4. Step 4: Simplify right side
    34,127.71x = 895,925,448.55
  5. Step 5: Solve for x
    x = 895,925,448.55/34,127.71
  6. Step 6: Final answer
    x = 26,252.14

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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.