Home / 15,551.40-23,313.06-5,683.80

Finding the Fourth Proportional to 15,551.40, 23,313.06 and 5,683.80

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Solution

The fourth proportional to 15,551.40, 23,313.06 and 5,683.80 is: 8,520.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.40 : 23,313.06 = 5,683.80 : x
  2. Step 2: Convert to fraction form
    15,551.40/23,313.06 = 5,683.80/x
  3. Step 3: Cross multiply
    15,551.40x = 23,313.06 × 5,683.80
  4. Step 4: Simplify right side
    15,551.40x = 132,506,770.43
  5. Step 5: Solve for x
    x = 132,506,770.43/15,551.40
  6. Step 6: Final answer
    x = 8,520.57

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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.