Home / 14,428.64-21,641.08-4,568.92

Finding the Fourth Proportional to 14,428.64, 21,641.08 and 4,568.92

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Solution

The fourth proportional to 14,428.64, 21,641.08 and 4,568.92 is: 6,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,428.64 : 21,641.08 = 4,568.92 : x
  2. Step 2: Convert to fraction form
    14,428.64/21,641.08 = 4,568.92/x
  3. Step 3: Cross multiply
    14,428.64x = 21,641.08 × 4,568.92
  4. Step 4: Simplify right side
    14,428.64x = 98,876,363.23
  5. Step 5: Solve for x
    x = 98,876,363.23/14,428.64
  6. Step 6: Final answer
    x = 6,852.78

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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.