Home / 16,919.74-23,349.27-9,262.90

Finding the Fourth Proportional to 16,919.74, 23,349.27 and 9,262.90

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Solution

The fourth proportional to 16,919.74, 23,349.27 and 9,262.90 is: 12,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.74 : 23,349.27 = 9,262.90 : x
  2. Step 2: Convert to fraction form
    16,919.74/23,349.27 = 9,262.90/x
  3. Step 3: Cross multiply
    16,919.74x = 23,349.27 × 9,262.90
  4. Step 4: Simplify right side
    16,919.74x = 216,281,953.08
  5. Step 5: Solve for x
    x = 216,281,953.08/16,919.74
  6. Step 6: Final answer
    x = 12,782.82

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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.