Home / 14,561.04-21,835.48-7,168.98

Finding the Fourth Proportional to 14,561.04, 21,835.48 and 7,168.98

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Solution

The fourth proportional to 14,561.04, 21,835.48 and 7,168.98 is: 10,750.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.04 : 21,835.48 = 7,168.98 : x
  2. Step 2: Convert to fraction form
    14,561.04/21,835.48 = 7,168.98/x
  3. Step 3: Cross multiply
    14,561.04x = 21,835.48 × 7,168.98
  4. Step 4: Simplify right side
    14,561.04x = 156,538,119.41
  5. Step 5: Solve for x
    x = 156,538,119.41/14,561.04
  6. Step 6: Final answer
    x = 10,750.48

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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.