Home / 22,412.05-30,927.50-12,341.36

Finding the Fourth Proportional to 22,412.05, 30,927.50 and 12,341.36

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Solution

The fourth proportional to 22,412.05, 30,927.50 and 12,341.36 is: 17,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.05 : 30,927.50 = 12,341.36 : x
  2. Step 2: Convert to fraction form
    22,412.05/30,927.50 = 12,341.36/x
  3. Step 3: Cross multiply
    22,412.05x = 30,927.50 × 12,341.36
  4. Step 4: Simplify right side
    22,412.05x = 381,687,473.29
  5. Step 5: Solve for x
    x = 381,687,473.29/22,412.05
  6. Step 6: Final answer
    x = 17,030.46

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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.