Home / 32,178.88-44,407.36-18,749.80

Finding the Fourth Proportional to 32,178.88, 44,407.36 and 18,749.80

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Solution

The fourth proportional to 32,178.88, 44,407.36 and 18,749.80 is: 25,875.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,178.88 : 44,407.36 = 18,749.80 : x
  2. Step 2: Convert to fraction form
    32,178.88/44,407.36 = 18,749.80/x
  3. Step 3: Cross multiply
    32,178.88x = 44,407.36 × 18,749.80
  4. Step 4: Simplify right side
    32,178.88x = 832,629,118.53
  5. Step 5: Solve for x
    x = 832,629,118.53/32,178.88
  6. Step 6: Final answer
    x = 25,875.02

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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.