Home / 16,585.57-22,895.91-10,620.70

Finding the Fourth Proportional to 16,585.57, 22,895.91 and 10,620.70

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Solution

The fourth proportional to 16,585.57, 22,895.91 and 10,620.70 is: 14,661.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,585.57 : 22,895.91 = 10,620.70 : x
  2. Step 2: Convert to fraction form
    16,585.57/22,895.91 = 10,620.70/x
  3. Step 3: Cross multiply
    16,585.57x = 22,895.91 × 10,620.70
  4. Step 4: Simplify right side
    16,585.57x = 243,170,476.86
  5. Step 5: Solve for x
    x = 243,170,476.86/16,585.57
  6. Step 6: Final answer
    x = 14,661.57

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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.