Home / 13,494.74-18,622.66-7,526.48

Finding the Fourth Proportional to 13,494.74, 18,622.66 and 7,526.48

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Solution

The fourth proportional to 13,494.74, 18,622.66 and 7,526.48 is: 10,386.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.74 : 18,622.66 = 7,526.48 : x
  2. Step 2: Convert to fraction form
    13,494.74/18,622.66 = 7,526.48/x
  3. Step 3: Cross multiply
    13,494.74x = 18,622.66 × 7,526.48
  4. Step 4: Simplify right side
    13,494.74x = 140,163,078.04
  5. Step 5: Solve for x
    x = 140,163,078.04/13,494.74
  6. Step 6: Final answer
    x = 10,386.50

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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.