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Finding the Fourth Proportional to 23,484.84, 35,227.32 and 7,913.40

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Solution

The fourth proportional to 23,484.84, 35,227.32 and 7,913.40 is: 11,870.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,484.84 : 35,227.32 = 7,913.40 : x
  2. Step 2: Convert to fraction form
    23,484.84/35,227.32 = 7,913.40/x
  3. Step 3: Cross multiply
    23,484.84x = 35,227.32 × 7,913.40
  4. Step 4: Simplify right side
    23,484.84x = 278,767,874.09
  5. Step 5: Solve for x
    x = 278,767,874.09/23,484.84
  6. Step 6: Final answer
    x = 11,870.12

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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.