Home / 21,799.23-32,718.29-10,119.03

Finding the Fourth Proportional to 21,799.23, 32,718.29 and 10,119.03

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Solution

The fourth proportional to 21,799.23, 32,718.29 and 10,119.03 is: 15,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.23 : 32,718.29 = 10,119.03 : x
  2. Step 2: Convert to fraction form
    21,799.23/32,718.29 = 10,119.03/x
  3. Step 3: Cross multiply
    21,799.23x = 32,718.29 × 10,119.03
  4. Step 4: Simplify right side
    21,799.23x = 331,077,307.46
  5. Step 5: Solve for x
    x = 331,077,307.46/21,799.23
  6. Step 6: Final answer
    x = 15,187.57

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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.