Home / 34,301.16-51,450.12-13,237.20

Finding the Fourth Proportional to 34,301.16, 51,450.12 and 13,237.20

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Solution

The fourth proportional to 34,301.16, 51,450.12 and 13,237.20 is: 19,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,301.16 : 51,450.12 = 13,237.20 : x
  2. Step 2: Convert to fraction form
    34,301.16/51,450.12 = 13,237.20/x
  3. Step 3: Cross multiply
    34,301.16x = 51,450.12 × 13,237.20
  4. Step 4: Simplify right side
    34,301.16x = 681,055,528.46
  5. Step 5: Solve for x
    x = 681,055,528.46/34,301.16
  6. Step 6: Final answer
    x = 19,855.17

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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.