Home / 16,154.40-22,292.34-8,984.68

Finding the Fourth Proportional to 16,154.40, 22,292.34 and 8,984.68

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Solution

The fourth proportional to 16,154.40, 22,292.34 and 8,984.68 is: 12,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,154.40 : 22,292.34 = 8,984.68 : x
  2. Step 2: Convert to fraction form
    16,154.40/22,292.34 = 8,984.68/x
  3. Step 3: Cross multiply
    16,154.40x = 22,292.34 × 8,984.68
  4. Step 4: Simplify right side
    16,154.40x = 200,289,541.35
  5. Step 5: Solve for x
    x = 200,289,541.35/16,154.40
  6. Step 6: Final answer
    x = 12,398.45

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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.