Home / 22,529.70-31,091.86-14,962.98

Finding the Fourth Proportional to 22,529.70, 31,091.86 and 14,962.98

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Solution

The fourth proportional to 22,529.70, 31,091.86 and 14,962.98 is: 20,649.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,529.70 : 31,091.86 = 14,962.98 : x
  2. Step 2: Convert to fraction form
    22,529.70/31,091.86 = 14,962.98/x
  3. Step 3: Cross multiply
    22,529.70x = 31,091.86 × 14,962.98
  4. Step 4: Simplify right side
    22,529.70x = 465,226,879.34
  5. Step 5: Solve for x
    x = 465,226,879.34/22,529.70
  6. Step 6: Final answer
    x = 20,649.49

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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.