Home / 14,548.32-21,822.57-6,649.20

Finding the Fourth Proportional to 14,548.32, 21,822.57 and 6,649.20

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Solution

The fourth proportional to 14,548.32, 21,822.57 and 6,649.20 is: 9,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.32 : 21,822.57 = 6,649.20 : x
  2. Step 2: Convert to fraction form
    14,548.32/21,822.57 = 6,649.20/x
  3. Step 3: Cross multiply
    14,548.32x = 21,822.57 × 6,649.20
  4. Step 4: Simplify right side
    14,548.32x = 145,102,632.44
  5. Step 5: Solve for x
    x = 145,102,632.44/14,548.32
  6. Step 6: Final answer
    x = 9,973.84

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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.