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Finding the Fourth Proportional to 44,959.84, 67,401.68 and 18,648.16

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Solution

The fourth proportional to 44,959.84, 67,401.68 and 18,648.16 is: 27,956.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,959.84 : 67,401.68 = 18,648.16 : x
  2. Step 2: Convert to fraction form
    44,959.84/67,401.68 = 18,648.16/x
  3. Step 3: Cross multiply
    44,959.84x = 67,401.68 × 18,648.16
  4. Step 4: Simplify right side
    44,959.84x = 1,256,917,312.91
  5. Step 5: Solve for x
    x = 1,256,917,312.91/44,959.84
  6. Step 6: Final answer
    x = 27,956.45

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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.