Home / 32,721.52-49,085.40-11,940.08

Finding the Fourth Proportional to 32,721.52, 49,085.40 and 11,940.08

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Solution

The fourth proportional to 32,721.52, 49,085.40 and 11,940.08 is: 17,911.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.52 : 49,085.40 = 11,940.08 : x
  2. Step 2: Convert to fraction form
    32,721.52/49,085.40 = 11,940.08/x
  3. Step 3: Cross multiply
    32,721.52x = 49,085.40 × 11,940.08
  4. Step 4: Simplify right side
    32,721.52x = 586,083,602.83
  5. Step 5: Solve for x
    x = 586,083,602.83/32,721.52
  6. Step 6: Final answer
    x = 17,911.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.