Home / 47,981.28-66,192.76-27,826.48

Finding the Fourth Proportional to 47,981.28, 66,192.76 and 27,826.48

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Solution

The fourth proportional to 47,981.28, 66,192.76 and 27,826.48 is: 38,388.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.28 : 66,192.76 = 27,826.48 : x
  2. Step 2: Convert to fraction form
    47,981.28/66,192.76 = 27,826.48/x
  3. Step 3: Cross multiply
    47,981.28x = 66,192.76 × 27,826.48
  4. Step 4: Simplify right side
    47,981.28x = 1,841,911,512.28
  5. Step 5: Solve for x
    x = 1,841,911,512.28/47,981.28
  6. Step 6: Final answer
    x = 38,388.13

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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.