Home / 21,679.98-32,525.64-9,200.58

Finding the Fourth Proportional to 21,679.98, 32,525.64 and 9,200.58

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Solution

The fourth proportional to 21,679.98, 32,525.64 and 9,200.58 is: 13,803.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,679.98 : 32,525.64 = 9,200.58 : x
  2. Step 2: Convert to fraction form
    21,679.98/32,525.64 = 9,200.58/x
  3. Step 3: Cross multiply
    21,679.98x = 32,525.64 × 9,200.58
  4. Step 4: Simplify right side
    21,679.98x = 299,254,752.87
  5. Step 5: Solve for x
    x = 299,254,752.87/21,679.98
  6. Step 6: Final answer
    x = 13,803.28

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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.