Home / 21,503.24-32,225.34-15,977.42

Finding the Fourth Proportional to 21,503.24, 32,225.34 and 15,977.42

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Solution

The fourth proportional to 21,503.24, 32,225.34 and 15,977.42 is: 23,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503.24 : 32,225.34 = 15,977.42 : x
  2. Step 2: Convert to fraction form
    21,503.24/32,225.34 = 15,977.42/x
  3. Step 3: Cross multiply
    21,503.24x = 32,225.34 × 15,977.42
  4. Step 4: Simplify right side
    21,503.24x = 514,877,791.82
  5. Step 5: Solve for x
    x = 514,877,791.82/21,503.24
  6. Step 6: Final answer
    x = 23,944.20

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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.