Home / 29,263.38-40,383.16-15,834.34

Finding the Fourth Proportional to 29,263.38, 40,383.16 and 15,834.34

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Solution

The fourth proportional to 29,263.38, 40,383.16 and 15,834.34 is: 21,851.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,263.38 : 40,383.16 = 15,834.34 : x
  2. Step 2: Convert to fraction form
    29,263.38/40,383.16 = 15,834.34/x
  3. Step 3: Cross multiply
    29,263.38x = 40,383.16 × 15,834.34
  4. Step 4: Simplify right side
    29,263.38x = 639,440,685.71
  5. Step 5: Solve for x
    x = 639,440,685.71/29,263.38
  6. Step 6: Final answer
    x = 21,851.22

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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.