Home / 11,572.30-17,365.36-10,631.20

Finding the Fourth Proportional to 11,572.30, 17,365.36 and 10,631.20

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Solution

The fourth proportional to 11,572.30, 17,365.36 and 10,631.20 is: 15,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.30 : 17,365.36 = 10,631.20 : x
  2. Step 2: Convert to fraction form
    11,572.30/17,365.36 = 10,631.20/x
  3. Step 3: Cross multiply
    11,572.30x = 17,365.36 × 10,631.20
  4. Step 4: Simplify right side
    11,572.30x = 184,614,615.23
  5. Step 5: Solve for x
    x = 184,614,615.23/11,572.30
  6. Step 6: Final answer
    x = 15,953.15

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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.