Home / 21,503.08-32,262.36-9,655.93

Finding the Fourth Proportional to 21,503.08, 32,262.36 and 9,655.93

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Solution

The fourth proportional to 21,503.08, 32,262.36 and 9,655.93 is: 14,487.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503.08 : 32,262.36 = 9,655.93 : x
  2. Step 2: Convert to fraction form
    21,503.08/32,262.36 = 9,655.93/x
  3. Step 3: Cross multiply
    21,503.08x = 32,262.36 × 9,655.93
  4. Step 4: Simplify right side
    21,503.08x = 311,523,089.79
  5. Step 5: Solve for x
    x = 311,523,089.79/21,503.08
  6. Step 6: Final answer
    x = 14,487.37

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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.