Home / 16,279.02-22,465.49-9,206.50

Finding the Fourth Proportional to 16,279.02, 22,465.49 and 9,206.50

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Solution

The fourth proportional to 16,279.02, 22,465.49 and 9,206.50 is: 12,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.02 : 22,465.49 = 9,206.50 : x
  2. Step 2: Convert to fraction form
    16,279.02/22,465.49 = 9,206.50/x
  3. Step 3: Cross multiply
    16,279.02x = 22,465.49 × 9,206.50
  4. Step 4: Simplify right side
    16,279.02x = 206,828,533.69
  5. Step 5: Solve for x
    x = 206,828,533.69/16,279.02
  6. Step 6: Final answer
    x = 12,705.22

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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.