Home / 22,030.93-30,402.77-11,959.39

Finding the Fourth Proportional to 22,030.93, 30,402.77 and 11,959.39

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Solution

The fourth proportional to 22,030.93, 30,402.77 and 11,959.39 is: 16,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.93 : 30,402.77 = 11,959.39 : x
  2. Step 2: Convert to fraction form
    22,030.93/30,402.77 = 11,959.39/x
  3. Step 3: Cross multiply
    22,030.93x = 30,402.77 × 11,959.39
  4. Step 4: Simplify right side
    22,030.93x = 363,598,583.51
  5. Step 5: Solve for x
    x = 363,598,583.51/22,030.93
  6. Step 6: Final answer
    x = 16,504.01

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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.