Home / 12,501.76-17,244.30-8,018.41

Finding the Fourth Proportional to 12,501.76, 17,244.30 and 8,018.41

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Solution

The fourth proportional to 12,501.76, 17,244.30 and 8,018.41 is: 11,060.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.76 : 17,244.30 = 8,018.41 : x
  2. Step 2: Convert to fraction form
    12,501.76/17,244.30 = 8,018.41/x
  3. Step 3: Cross multiply
    12,501.76x = 17,244.30 × 8,018.41
  4. Step 4: Simplify right side
    12,501.76x = 138,271,741.25
  5. Step 5: Solve for x
    x = 138,271,741.25/12,501.76
  6. Step 6: Final answer
    x = 11,060.19

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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.