Home / 15,937.96-21,994.07-8,864.23

Finding the Fourth Proportional to 15,937.96, 21,994.07 and 8,864.23

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Solution

The fourth proportional to 15,937.96, 21,994.07 and 8,864.23 is: 12,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,937.96 : 21,994.07 = 8,864.23 : x
  2. Step 2: Convert to fraction form
    15,937.96/21,994.07 = 8,864.23/x
  3. Step 3: Cross multiply
    15,937.96x = 21,994.07 × 8,864.23
  4. Step 4: Simplify right side
    15,937.96x = 194,960,495.12
  5. Step 5: Solve for x
    x = 194,960,495.12/15,937.96
  6. Step 6: Final answer
    x = 12,232.46

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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.