Home / 19,504.18-26,915.77-11,008.11

Finding the Fourth Proportional to 19,504.18, 26,915.77 and 11,008.11

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Solution

The fourth proportional to 19,504.18, 26,915.77 and 11,008.11 is: 15,191.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,504.18 : 26,915.77 = 11,008.11 : x
  2. Step 2: Convert to fraction form
    19,504.18/26,915.77 = 11,008.11/x
  3. Step 3: Cross multiply
    19,504.18x = 26,915.77 × 11,008.11
  4. Step 4: Simplify right side
    19,504.18x = 296,291,756.89
  5. Step 5: Solve for x
    x = 296,291,756.89/19,504.18
  6. Step 6: Final answer
    x = 15,191.19

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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.