Home / 16,320.04-22,521.60-9,247.81

Finding the Fourth Proportional to 16,320.04, 22,521.60 and 9,247.81

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Solution

The fourth proportional to 16,320.04, 22,521.60 and 9,247.81 is: 12,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.04 : 22,521.60 = 9,247.81 : x
  2. Step 2: Convert to fraction form
    16,320.04/22,521.60 = 9,247.81/x
  3. Step 3: Cross multiply
    16,320.04x = 22,521.60 × 9,247.81
  4. Step 4: Simplify right side
    16,320.04x = 208,275,477.70
  5. Step 5: Solve for x
    x = 208,275,477.70/16,320.04
  6. Step 6: Final answer
    x = 12,761.95

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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.