Home / 14,454.27-21,681.29-7,436.25

Finding the Fourth Proportional to 14,454.27, 21,681.29 and 7,436.25

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Solution

The fourth proportional to 14,454.27, 21,681.29 and 7,436.25 is: 11,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.27 : 21,681.29 = 7,436.25 : x
  2. Step 2: Convert to fraction form
    14,454.27/21,681.29 = 7,436.25/x
  3. Step 3: Cross multiply
    14,454.27x = 21,681.29 × 7,436.25
  4. Step 4: Simplify right side
    14,454.27x = 161,227,511.35
  5. Step 5: Solve for x
    x = 161,227,511.35/14,454.27
  6. Step 6: Final answer
    x = 11,154.32

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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.