Home / 13,047.60-19,570.36-3,687.24

Finding the Fourth Proportional to 13,047.60, 19,570.36 and 3,687.24

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Solution

The fourth proportional to 13,047.60, 19,570.36 and 3,687.24 is: 5,530.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.60 : 19,570.36 = 3,687.24 : x
  2. Step 2: Convert to fraction form
    13,047.60/19,570.36 = 3,687.24/x
  3. Step 3: Cross multiply
    13,047.60x = 19,570.36 × 3,687.24
  4. Step 4: Simplify right side
    13,047.60x = 72,160,614.21
  5. Step 5: Solve for x
    x = 72,160,614.21/13,047.60
  6. Step 6: Final answer
    x = 5,530.57

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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.