Home / 12,582.96-17,386.38-10,343.13

Finding the Fourth Proportional to 12,582.96, 17,386.38 and 10,343.13

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Solution

The fourth proportional to 12,582.96, 17,386.38 and 10,343.13 is: 14,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,582.96 : 17,386.38 = 10,343.13 : x
  2. Step 2: Convert to fraction form
    12,582.96/17,386.38 = 10,343.13/x
  3. Step 3: Cross multiply
    12,582.96x = 17,386.38 × 10,343.13
  4. Step 4: Simplify right side
    12,582.96x = 179,829,588.57
  5. Step 5: Solve for x
    x = 179,829,588.57/12,582.96
  6. Step 6: Final answer
    x = 14,291.52

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Double scale
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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.