Home / 15,984.74-22,058.70-8,910.98

Finding the Fourth Proportional to 15,984.74, 22,058.70 and 8,910.98

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Solution

The fourth proportional to 15,984.74, 22,058.70 and 8,910.98 is: 12,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.74 : 22,058.70 = 8,910.98 : x
  2. Step 2: Convert to fraction form
    15,984.74/22,058.70 = 8,910.98/x
  3. Step 3: Cross multiply
    15,984.74x = 22,058.70 × 8,910.98
  4. Step 4: Simplify right side
    15,984.74x = 196,564,634.53
  5. Step 5: Solve for x
    x = 196,564,634.53/15,984.74
  6. Step 6: Final answer
    x = 12,297.02

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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.