Home / 29,263.89-40,383.88-15,834.86

Finding the Fourth Proportional to 29,263.89, 40,383.88 and 15,834.86

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Solution

The fourth proportional to 29,263.89, 40,383.88 and 15,834.86 is: 21,851.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.89 : 40,383.88 = 15,834.86 : x
  2. Step 2: Convert to fraction form
    29,263.89/40,383.88 = 15,834.86/x
  3. Step 3: Cross multiply
    29,263.89x = 40,383.88 × 15,834.86
  4. Step 4: Simplify right side
    29,263.89x = 639,473,086.06
  5. Step 5: Solve for x
    x = 639,473,086.06/29,263.89
  6. Step 6: Final answer
    x = 21,851.95

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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.