Home / 24,143.74-33,316.70-13,389.18

Finding the Fourth Proportional to 24,143.74, 33,316.70 and 13,389.18

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Solution

The fourth proportional to 24,143.74, 33,316.70 and 13,389.18 is: 18,476.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,143.74 : 33,316.70 = 13,389.18 : x
  2. Step 2: Convert to fraction form
    24,143.74/33,316.70 = 13,389.18/x
  3. Step 3: Cross multiply
    24,143.74x = 33,316.70 × 13,389.18
  4. Step 4: Simplify right side
    24,143.74x = 446,083,293.31
  5. Step 5: Solve for x
    x = 446,083,293.31/24,143.74
  6. Step 6: Final answer
    x = 18,476.15

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Double scale
Find fourth proportional to 24,144.74, 33,318.08 and 13,390.18
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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.