Home / 21,881.99-32,794.43-10,031.49

Finding the Fourth Proportional to 21,881.99, 32,794.43 and 10,031.49

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Solution

The fourth proportional to 21,881.99, 32,794.43 and 10,031.49 is: 15,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,881.99 : 32,794.43 = 10,031.49 : x
  2. Step 2: Convert to fraction form
    21,881.99/32,794.43 = 10,031.49/x
  3. Step 3: Cross multiply
    21,881.99x = 32,794.43 × 10,031.49
  4. Step 4: Simplify right side
    21,881.99x = 328,977,021.68
  5. Step 5: Solve for x
    x = 328,977,021.68/21,881.99
  6. Step 6: Final answer
    x = 15,034.14

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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.