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Finding the Fourth Proportional to 14,264.00, 19,693.97 and 8,888.57

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Solution

The fourth proportional to 14,264.00, 19,693.97 and 8,888.57 is: 12,272.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.00 : 19,693.97 = 8,888.57 : x
  2. Step 2: Convert to fraction form
    14,264.00/19,693.97 = 8,888.57/x
  3. Step 3: Cross multiply
    14,264.00x = 19,693.97 × 8,888.57
  4. Step 4: Simplify right side
    14,264.00x = 175,051,195.19
  5. Step 5: Solve for x
    x = 175,051,195.19/14,264.00
  6. Step 6: Final answer
    x = 12,272.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.