Home / 13,998.02-19,316.48-8,029.13

Finding the Fourth Proportional to 13,998.02, 19,316.48 and 8,029.13

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Solution

The fourth proportional to 13,998.02, 19,316.48 and 8,029.13 is: 11,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,998.02 : 19,316.48 = 8,029.13 : x
  2. Step 2: Convert to fraction form
    13,998.02/19,316.48 = 8,029.13/x
  3. Step 3: Cross multiply
    13,998.02x = 19,316.48 × 8,029.13
  4. Step 4: Simplify right side
    13,998.02x = 155,094,392.33
  5. Step 5: Solve for x
    x = 155,094,392.33/13,998.02
  6. Step 6: Final answer
    x = 11,079.74

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Double scale
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Similar ratio
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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.