Home / 32,644.71-45,051.53-18,309.12

Finding the Fourth Proportional to 32,644.71, 45,051.53 and 18,309.12

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Solution

The fourth proportional to 32,644.71, 45,051.53 and 18,309.12 is: 25,267.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644.71 : 45,051.53 = 18,309.12 : x
  2. Step 2: Convert to fraction form
    32,644.71/45,051.53 = 18,309.12/x
  3. Step 3: Cross multiply
    32,644.71x = 45,051.53 × 18,309.12
  4. Step 4: Simplify right side
    32,644.71x = 824,853,777.41
  5. Step 5: Solve for x
    x = 824,853,777.41/32,644.71
  6. Step 6: Final answer
    x = 25,267.61

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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.