Home / 13,462.74-18,563.58-11,572.20

Finding the Fourth Proportional to 13,462.74, 18,563.58 and 11,572.20

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Solution

The fourth proportional to 13,462.74, 18,563.58 and 11,572.20 is: 15,956.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.74 : 18,563.58 = 11,572.20 : x
  2. Step 2: Convert to fraction form
    13,462.74/18,563.58 = 11,572.20/x
  3. Step 3: Cross multiply
    13,462.74x = 18,563.58 × 11,572.20
  4. Step 4: Simplify right side
    13,462.74x = 214,821,460.48
  5. Step 5: Solve for x
    x = 214,821,460.48/13,462.74
  6. Step 6: Final answer
    x = 15,956.74

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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.