Home / 16,362.18-22,580.13-9,289.08

Finding the Fourth Proportional to 16,362.18, 22,580.13 and 9,289.08

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Solution

The fourth proportional to 16,362.18, 22,580.13 and 9,289.08 is: 12,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.18 : 22,580.13 = 9,289.08 : x
  2. Step 2: Convert to fraction form
    16,362.18/22,580.13 = 9,289.08/x
  3. Step 3: Cross multiply
    16,362.18x = 22,580.13 × 9,289.08
  4. Step 4: Simplify right side
    16,362.18x = 209,748,633.98
  5. Step 5: Solve for x
    x = 209,748,633.98/16,362.18
  6. Step 6: Final answer
    x = 12,819.11

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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.