Home / 31,965.86-44,113.08-17,819.60

Finding the Fourth Proportional to 31,965.86, 44,113.08 and 17,819.60

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Solution

The fourth proportional to 31,965.86, 44,113.08 and 17,819.60 is: 24,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.86 : 44,113.08 = 17,819.60 : x
  2. Step 2: Convert to fraction form
    31,965.86/44,113.08 = 17,819.60/x
  3. Step 3: Cross multiply
    31,965.86x = 44,113.08 × 17,819.60
  4. Step 4: Simplify right side
    31,965.86x = 786,077,440.37
  5. Step 5: Solve for x
    x = 786,077,440.37/31,965.86
  6. Step 6: Final answer
    x = 24,591.16

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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.