Home / 34,456.71-47,554.66-21,025.11

Finding the Fourth Proportional to 34,456.71, 47,554.66 and 21,025.11

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Solution

The fourth proportional to 34,456.71, 47,554.66 and 21,025.11 is: 29,017.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456.71 : 47,554.66 = 21,025.11 : x
  2. Step 2: Convert to fraction form
    34,456.71/47,554.66 = 21,025.11/x
  3. Step 3: Cross multiply
    34,456.71x = 47,554.66 × 21,025.11
  4. Step 4: Simplify right side
    34,456.71x = 999,841,957.51
  5. Step 5: Solve for x
    x = 999,841,957.51/34,456.71
  6. Step 6: Final answer
    x = 29,017.34

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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.