Home / 13,521.53-18,637.49-10,532.23

Finding the Fourth Proportional to 13,521.53, 18,637.49 and 10,532.23

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Solution

The fourth proportional to 13,521.53, 18,637.49 and 10,532.23 is: 14,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,521.53 : 18,637.49 = 10,532.23 : x
  2. Step 2: Convert to fraction form
    13,521.53/18,637.49 = 10,532.23/x
  3. Step 3: Cross multiply
    13,521.53x = 18,637.49 × 10,532.23
  4. Step 4: Simplify right side
    13,521.53x = 196,294,311.04
  5. Step 5: Solve for x
    x = 196,294,311.04/13,521.53
  6. Step 6: Final answer
    x = 14,517.16

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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.