Home / 27,677.52-41,549.16-21,838.32

Finding the Fourth Proportional to 27,677.52, 41,549.16 and 21,838.32

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Solution

The fourth proportional to 27,677.52, 41,549.16 and 21,838.32 is: 32,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677.52 : 41,549.16 = 21,838.32 : x
  2. Step 2: Convert to fraction form
    27,677.52/41,549.16 = 21,838.32/x
  3. Step 3: Cross multiply
    27,677.52x = 41,549.16 × 21,838.32
  4. Step 4: Simplify right side
    27,677.52x = 907,363,851.81
  5. Step 5: Solve for x
    x = 907,363,851.81/27,677.52
  6. Step 6: Final answer
    x = 32,783.42

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1.5x scale

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.