Home / 16,509.03-22,782.47-8,955.33

Finding the Fourth Proportional to 16,509.03, 22,782.47 and 8,955.33

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Solution

The fourth proportional to 16,509.03, 22,782.47 and 8,955.33 is: 12,358.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509.03 : 22,782.47 = 8,955.33 : x
  2. Step 2: Convert to fraction form
    16,509.03/22,782.47 = 8,955.33/x
  3. Step 3: Cross multiply
    16,509.03x = 22,782.47 × 8,955.33
  4. Step 4: Simplify right side
    16,509.03x = 204,024,406.85
  5. Step 5: Solve for x
    x = 204,024,406.85/16,509.03
  6. Step 6: Final answer
    x = 12,358.35

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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.