Home / 31,498.94-47,248.36-21,608.26

Finding the Fourth Proportional to 31,498.94, 47,248.36 and 21,608.26

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Solution

The fourth proportional to 31,498.94, 47,248.36 and 21,608.26 is: 32,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,498.94 : 47,248.36 = 21,608.26 : x
  2. Step 2: Convert to fraction form
    31,498.94/47,248.36 = 21,608.26/x
  3. Step 3: Cross multiply
    31,498.94x = 47,248.36 × 21,608.26
  4. Step 4: Simplify right side
    31,498.94x = 1,020,954,847.45
  5. Step 5: Solve for x
    x = 1,020,954,847.45/31,498.94
  6. Step 6: Final answer
    x = 32,412.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.