Home / 16,663.07-22,994.98-9,109.40

Finding the Fourth Proportional to 16,663.07, 22,994.98 and 9,109.40

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Solution

The fourth proportional to 16,663.07, 22,994.98 and 9,109.40 is: 12,570.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.07 : 22,994.98 = 9,109.40 : x
  2. Step 2: Convert to fraction form
    16,663.07/22,994.98 = 9,109.40/x
  3. Step 3: Cross multiply
    16,663.07x = 22,994.98 × 9,109.40
  4. Step 4: Simplify right side
    16,663.07x = 209,470,470.81
  5. Step 5: Solve for x
    x = 209,470,470.81/16,663.07
  6. Step 6: Final answer
    x = 12,570.94

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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.