Home / 16,780.24-23,155.08-10,064.68

Finding the Fourth Proportional to 16,780.24, 23,155.08 and 10,064.68

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Solution

The fourth proportional to 16,780.24, 23,155.08 and 10,064.68 is: 13,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,780.24 : 23,155.08 = 10,064.68 : x
  2. Step 2: Convert to fraction form
    16,780.24/23,155.08 = 10,064.68/x
  3. Step 3: Cross multiply
    16,780.24x = 23,155.08 × 10,064.68
  4. Step 4: Simplify right side
    16,780.24x = 233,048,470.57
  5. Step 5: Solve for x
    x = 233,048,470.57/16,780.24
  6. Step 6: Final answer
    x = 13,888.27

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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.