Home / 13,209.84-18,222.84-10,060.56

Finding the Fourth Proportional to 13,209.84, 18,222.84 and 10,060.56

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Solution

The fourth proportional to 13,209.84, 18,222.84 and 10,060.56 is: 13,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209.84 : 18,222.84 = 10,060.56 : x
  2. Step 2: Convert to fraction form
    13,209.84/18,222.84 = 10,060.56/x
  3. Step 3: Cross multiply
    13,209.84x = 18,222.84 × 10,060.56
  4. Step 4: Simplify right side
    13,209.84x = 183,331,975.19
  5. Step 5: Solve for x
    x = 183,331,975.19/13,209.84
  6. Step 6: Final answer
    x = 13,878.44

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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.