Home / 60,566.40-90,853.92-21,111.84

Finding the Fourth Proportional to 60,566.40, 90,853.92 and 21,111.84

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Solution

The fourth proportional to 60,566.40, 90,853.92 and 21,111.84 is: 31,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,566.40 : 90,853.92 = 21,111.84 : x
  2. Step 2: Convert to fraction form
    60,566.40/90,853.92 = 21,111.84/x
  3. Step 3: Cross multiply
    60,566.40x = 90,853.92 × 21,111.84
  4. Step 4: Simplify right side
    60,566.40x = 1,918,093,422.41
  5. Step 5: Solve for x
    x = 1,918,093,422.41/60,566.40
  6. Step 6: Final answer
    x = 31,669.27

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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.