Home / 15,692.67-21,649.59-10,025.96

Finding the Fourth Proportional to 15,692.67, 21,649.59 and 10,025.96

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Solution

The fourth proportional to 15,692.67, 21,649.59 and 10,025.96 is: 13,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692.67 : 21,649.59 = 10,025.96 : x
  2. Step 2: Convert to fraction form
    15,692.67/21,649.59 = 10,025.96/x
  3. Step 3: Cross multiply
    15,692.67x = 21,649.59 × 10,025.96
  4. Step 4: Simplify right side
    15,692.67x = 217,057,815.11
  5. Step 5: Solve for x
    x = 217,057,815.11/15,692.67
  6. Step 6: Final answer
    x = 13,831.80

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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.