Home / 14,744.40-20,373.17-11,784.66

Finding the Fourth Proportional to 14,744.40, 20,373.17 and 11,784.66

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Solution

The fourth proportional to 14,744.40, 20,373.17 and 11,784.66 is: 16,283.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.40 : 20,373.17 = 11,784.66 : x
  2. Step 2: Convert to fraction form
    14,744.40/20,373.17 = 11,784.66/x
  3. Step 3: Cross multiply
    14,744.40x = 20,373.17 × 11,784.66
  4. Step 4: Simplify right side
    14,744.40x = 240,090,881.57
  5. Step 5: Solve for x
    x = 240,090,881.57/14,744.40
  6. Step 6: Final answer
    x = 16,283.53

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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.