Home / 22,030.79-30,402.51-11,959.24

Finding the Fourth Proportional to 22,030.79, 30,402.51 and 11,959.24

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Solution

The fourth proportional to 22,030.79, 30,402.51 and 11,959.24 is: 16,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.79 : 30,402.51 = 11,959.24 : x
  2. Step 2: Convert to fraction form
    22,030.79/30,402.51 = 11,959.24/x
  3. Step 3: Cross multiply
    22,030.79x = 30,402.51 × 11,959.24
  4. Step 4: Simplify right side
    22,030.79x = 363,590,865.24
  5. Step 5: Solve for x
    x = 363,590,865.24/22,030.79
  6. Step 6: Final answer
    x = 16,503.76

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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.