Home / 14,044.32-21,082.67-7,133.40

Finding the Fourth Proportional to 14,044.32, 21,082.67 and 7,133.40

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Solution

The fourth proportional to 14,044.32, 21,082.67 and 7,133.40 is: 10,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.32 : 21,082.67 = 7,133.40 : x
  2. Step 2: Convert to fraction form
    14,044.32/21,082.67 = 7,133.40/x
  3. Step 3: Cross multiply
    14,044.32x = 21,082.67 × 7,133.40
  4. Step 4: Simplify right side
    14,044.32x = 150,391,082.51
  5. Step 5: Solve for x
    x = 150,391,082.51/14,044.32
  6. Step 6: Final answer
    x = 10,708.32

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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.