Home / 34,696.69-47,882.30-21,275.34

Finding the Fourth Proportional to 34,696.69, 47,882.30 and 21,275.34

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Solution

The fourth proportional to 34,696.69, 47,882.30 and 21,275.34 is: 29,360.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,696.69 : 47,882.30 = 21,275.34 : x
  2. Step 2: Convert to fraction form
    34,696.69/47,882.30 = 21,275.34/x
  3. Step 3: Cross multiply
    34,696.69x = 47,882.30 × 21,275.34
  4. Step 4: Simplify right side
    34,696.69x = 1,018,712,212.48
  5. Step 5: Solve for x
    x = 1,018,712,212.48/34,696.69
  6. Step 6: Final answer
    x = 29,360.50

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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.