Home / 21,895.04-32,838.24-6,309.20

Finding the Fourth Proportional to 21,895.04, 32,838.24 and 6,309.20

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Solution

The fourth proportional to 21,895.04, 32,838.24 and 6,309.20 is: 9,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.04 : 32,838.24 = 6,309.20 : x
  2. Step 2: Convert to fraction form
    21,895.04/32,838.24 = 6,309.20/x
  3. Step 3: Cross multiply
    21,895.04x = 32,838.24 × 6,309.20
  4. Step 4: Simplify right side
    21,895.04x = 207,183,023.81
  5. Step 5: Solve for x
    x = 207,183,023.81/21,895.04
  6. Step 6: Final answer
    x = 9,462.56

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1.5x scale

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.