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Finding the Fourth Proportional to 16,476.71, 24,718.70 and 4,790.84

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Solution

The fourth proportional to 16,476.71, 24,718.70 and 4,790.84 is: 7,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,476.71 : 24,718.70 = 4,790.84 : x
  2. Step 2: Convert to fraction form
    16,476.71/24,718.70 = 4,790.84/x
  3. Step 3: Cross multiply
    16,476.71x = 24,718.70 × 4,790.84
  4. Step 4: Simplify right side
    16,476.71x = 118,423,312.75
  5. Step 5: Solve for x
    x = 118,423,312.75/16,476.71
  6. Step 6: Final answer
    x = 7,187.32

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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.