Home / 22,835.63-31,454.55-16,109.43

Finding the Fourth Proportional to 22,835.63, 31,454.55 and 16,109.43

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Solution

The fourth proportional to 22,835.63, 31,454.55 and 16,109.43 is: 22,189.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,835.63 : 31,454.55 = 16,109.43 : x
  2. Step 2: Convert to fraction form
    22,835.63/31,454.55 = 16,109.43/x
  3. Step 3: Cross multiply
    22,835.63x = 31,454.55 × 16,109.43
  4. Step 4: Simplify right side
    22,835.63x = 506,714,871.41
  5. Step 5: Solve for x
    x = 506,714,871.41/22,835.63
  6. Step 6: Final answer
    x = 22,189.66

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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.