Home / 52,480.13-72,422.37-28,606.73

Finding the Fourth Proportional to 52,480.13, 72,422.37 and 28,606.73

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Solution

The fourth proportional to 52,480.13, 72,422.37 and 28,606.73 is: 39,477.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,480.13 : 72,422.37 = 28,606.73 : x
  2. Step 2: Convert to fraction form
    52,480.13/72,422.37 = 28,606.73/x
  3. Step 3: Cross multiply
    52,480.13x = 72,422.37 × 28,606.73
  4. Step 4: Simplify right side
    52,480.13x = 2,071,766,822.44
  5. Step 5: Solve for x
    x = 2,071,766,822.44/52,480.13
  6. Step 6: Final answer
    x = 39,477.17

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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.