Home / 13,341.22-18,410.95-7,291.59

Finding the Fourth Proportional to 13,341.22, 18,410.95 and 7,291.59

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Solution

The fourth proportional to 13,341.22, 18,410.95 and 7,291.59 is: 10,062.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.22 : 18,410.95 = 7,291.59 : x
  2. Step 2: Convert to fraction form
    13,341.22/18,410.95 = 7,291.59/x
  3. Step 3: Cross multiply
    13,341.22x = 18,410.95 × 7,291.59
  4. Step 4: Simplify right side
    13,341.22x = 134,244,993.41
  5. Step 5: Solve for x
    x = 134,244,993.41/13,341.22
  6. Step 6: Final answer
    x = 10,062.42

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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.