Home / 32,009.39-47,921.05-18,641.58

Finding the Fourth Proportional to 32,009.39, 47,921.05 and 18,641.58

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Solution

The fourth proportional to 32,009.39, 47,921.05 and 18,641.58 is: 27,908.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,009.39 : 47,921.05 = 18,641.58 : x
  2. Step 2: Convert to fraction form
    32,009.39/47,921.05 = 18,641.58/x
  3. Step 3: Cross multiply
    32,009.39x = 47,921.05 × 18,641.58
  4. Step 4: Simplify right side
    32,009.39x = 893,324,087.26
  5. Step 5: Solve for x
    x = 893,324,087.26/32,009.39
  6. Step 6: Final answer
    x = 27,908.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.