Home / 14,569.12-21,858.81-6,248.80

Finding the Fourth Proportional to 14,569.12, 21,858.81 and 6,248.80

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Solution

The fourth proportional to 14,569.12, 21,858.81 and 6,248.80 is: 9,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.12 : 21,858.81 = 6,248.80 : x
  2. Step 2: Convert to fraction form
    14,569.12/21,858.81 = 6,248.80/x
  3. Step 3: Cross multiply
    14,569.12x = 21,858.81 × 6,248.80
  4. Step 4: Simplify right side
    14,569.12x = 136,591,331.93
  5. Step 5: Solve for x
    x = 136,591,331.93/14,569.12
  6. Step 6: Final answer
    x = 9,375.40

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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.