Home / 47,981.84-66,215.04-26,760.56

Finding the Fourth Proportional to 47,981.84, 66,215.04 and 26,760.56

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Solution

The fourth proportional to 47,981.84, 66,215.04 and 26,760.56 is: 36,929.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.84 : 66,215.04 = 26,760.56 : x
  2. Step 2: Convert to fraction form
    47,981.84/66,215.04 = 26,760.56/x
  3. Step 3: Cross multiply
    47,981.84x = 66,215.04 × 26,760.56
  4. Step 4: Simplify right side
    47,981.84x = 1,771,951,550.82
  5. Step 5: Solve for x
    x = 1,771,951,550.82/47,981.84
  6. Step 6: Final answer
    x = 36,929.63

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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.