Home / 27,737.83-38,282.19-15,802.30

Finding the Fourth Proportional to 27,737.83, 38,282.19 and 15,802.30

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Solution

The fourth proportional to 27,737.83, 38,282.19 and 15,802.30 is: 21,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,737.83 : 38,282.19 = 15,802.30 : x
  2. Step 2: Convert to fraction form
    27,737.83/38,282.19 = 15,802.30/x
  3. Step 3: Cross multiply
    27,737.83x = 38,282.19 × 15,802.30
  4. Step 4: Simplify right side
    27,737.83x = 604,946,651.04
  5. Step 5: Solve for x
    x = 604,946,651.04/27,737.83
  6. Step 6: Final answer
    x = 21,809.44

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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.