Home / 58,521.88-80,759.91-31,664.35

Finding the Fourth Proportional to 58,521.88, 80,759.91 and 31,664.35

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Solution

The fourth proportional to 58,521.88, 80,759.91 and 31,664.35 is: 43,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,521.88 : 80,759.91 = 31,664.35 : x
  2. Step 2: Convert to fraction form
    58,521.88/80,759.91 = 31,664.35/x
  3. Step 3: Cross multiply
    58,521.88x = 80,759.91 × 31,664.35
  4. Step 4: Simplify right side
    58,521.88x = 2,557,210,056.21
  5. Step 5: Solve for x
    x = 2,557,210,056.21/58,521.88
  6. Step 6: Final answer
    x = 43,696.65

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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.