Home / 23,582.80-35,363.40-10,428.40

Finding the Fourth Proportional to 23,582.80, 35,363.40 and 10,428.40

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Solution

The fourth proportional to 23,582.80, 35,363.40 and 10,428.40 is: 15,637.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,582.80 : 35,363.40 = 10,428.40 : x
  2. Step 2: Convert to fraction form
    23,582.80/35,363.40 = 10,428.40/x
  3. Step 3: Cross multiply
    23,582.80x = 35,363.40 × 10,428.40
  4. Step 4: Simplify right side
    23,582.80x = 368,783,680.56
  5. Step 5: Solve for x
    x = 368,783,680.56/23,582.80
  6. Step 6: Final answer
    x = 15,637.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.