Home / 22,459.73-30,991.95-13,026.47

Finding the Fourth Proportional to 22,459.73, 30,991.95 and 13,026.47

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Solution

The fourth proportional to 22,459.73, 30,991.95 and 13,026.47 is: 17,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,459.73 : 30,991.95 = 13,026.47 : x
  2. Step 2: Convert to fraction form
    22,459.73/30,991.95 = 13,026.47/x
  3. Step 3: Cross multiply
    22,459.73x = 30,991.95 × 13,026.47
  4. Step 4: Simplify right side
    22,459.73x = 403,715,706.92
  5. Step 5: Solve for x
    x = 403,715,706.92/22,459.73
  6. Step 6: Final answer
    x = 17,975.09

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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.