Home / 13,262.36-18,301.63-7,294.01

Finding the Fourth Proportional to 13,262.36, 18,301.63 and 7,294.01

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Solution

The fourth proportional to 13,262.36, 18,301.63 and 7,294.01 is: 10,065.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.36 : 18,301.63 = 7,294.01 : x
  2. Step 2: Convert to fraction form
    13,262.36/18,301.63 = 7,294.01/x
  3. Step 3: Cross multiply
    13,262.36x = 18,301.63 × 7,294.01
  4. Step 4: Simplify right side
    13,262.36x = 133,492,144.26
  5. Step 5: Solve for x
    x = 133,492,144.26/13,262.36
  6. Step 6: Final answer
    x = 10,065.49

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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.