Home / 16,919.77-23,351.74-9,748.29

Finding the Fourth Proportional to 16,919.77, 23,351.74 and 9,748.29

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Solution

The fourth proportional to 16,919.77, 23,351.74 and 9,748.29 is: 13,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.77 : 23,351.74 = 9,748.29 : x
  2. Step 2: Convert to fraction form
    16,919.77/23,351.74 = 9,748.29/x
  3. Step 3: Cross multiply
    16,919.77x = 23,351.74 × 9,748.29
  4. Step 4: Simplify right side
    16,919.77x = 227,639,533.52
  5. Step 5: Solve for x
    x = 227,639,533.52/16,919.77
  6. Step 6: Final answer
    x = 13,454.06

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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.