Home / 19,316.21-26,651.80-10,932.71

Finding the Fourth Proportional to 19,316.21, 26,651.80 and 10,932.71

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Solution

The fourth proportional to 19,316.21, 26,651.80 and 10,932.71 is: 15,084.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.21 : 26,651.80 = 10,932.71 : x
  2. Step 2: Convert to fraction form
    19,316.21/26,651.80 = 10,932.71/x
  3. Step 3: Cross multiply
    19,316.21x = 26,651.80 × 10,932.71
  4. Step 4: Simplify right side
    19,316.21x = 291,376,461.02
  5. Step 5: Solve for x
    x = 291,376,461.02/19,316.21
  6. Step 6: Final answer
    x = 15,084.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.