Home / 13,344.51-20,016.76-3,483.70

Finding the Fourth Proportional to 13,344.51, 20,016.76 and 3,483.70

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Solution

The fourth proportional to 13,344.51, 20,016.76 and 3,483.70 is: 5,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.51 : 20,016.76 = 3,483.70 : x
  2. Step 2: Convert to fraction form
    13,344.51/20,016.76 = 3,483.70/x
  3. Step 3: Cross multiply
    13,344.51x = 20,016.76 × 3,483.70
  4. Step 4: Simplify right side
    13,344.51x = 69,732,386.81
  5. Step 5: Solve for x
    x = 69,732,386.81/13,344.51
  6. Step 6: Final answer
    x = 5,225.55

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.