Home / 34,806.24-48,032.16-19,905.12

Finding the Fourth Proportional to 34,806.24, 48,032.16 and 19,905.12

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Solution

The fourth proportional to 34,806.24, 48,032.16 and 19,905.12 is: 27,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,806.24 : 48,032.16 = 19,905.12 : x
  2. Step 2: Convert to fraction form
    34,806.24/48,032.16 = 19,905.12/x
  3. Step 3: Cross multiply
    34,806.24x = 48,032.16 × 19,905.12
  4. Step 4: Simplify right side
    34,806.24x = 956,085,908.66
  5. Step 5: Solve for x
    x = 956,085,908.66/34,806.24
  6. Step 6: Final answer
    x = 27,468.81

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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.