Home / 16,415.29-22,650.46-9,341.83

Finding the Fourth Proportional to 16,415.29, 22,650.46 and 9,341.83

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Solution

The fourth proportional to 16,415.29, 22,650.46 and 9,341.83 is: 12,890.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,415.29 : 22,650.46 = 9,341.83 : x
  2. Step 2: Convert to fraction form
    16,415.29/22,650.46 = 9,341.83/x
  3. Step 3: Cross multiply
    16,415.29x = 22,650.46 × 9,341.83
  4. Step 4: Simplify right side
    16,415.29x = 211,596,746.74
  5. Step 5: Solve for x
    x = 211,596,746.74/16,415.29
  6. Step 6: Final answer
    x = 12,890.22

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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.