Home / 13,250.14-18,266.92-10,570.44

Finding the Fourth Proportional to 13,250.14, 18,266.92 and 10,570.44

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Solution

The fourth proportional to 13,250.14, 18,266.92 and 10,570.44 is: 14,572.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.14 : 18,266.92 = 10,570.44 : x
  2. Step 2: Convert to fraction form
    13,250.14/18,266.92 = 10,570.44/x
  3. Step 3: Cross multiply
    13,250.14x = 18,266.92 × 10,570.44
  4. Step 4: Simplify right side
    13,250.14x = 193,089,423.92
  5. Step 5: Solve for x
    x = 193,089,423.92/13,250.14
  6. Step 6: Final answer
    x = 14,572.64

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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.