Home / 19,307.04-26,644.90-11,240.86

Finding the Fourth Proportional to 19,307.04, 26,644.90 and 11,240.86

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Solution

The fourth proportional to 19,307.04, 26,644.90 and 11,240.86 is: 15,513.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307.04 : 26,644.90 = 11,240.86 : x
  2. Step 2: Convert to fraction form
    19,307.04/26,644.90 = 11,240.86/x
  3. Step 3: Cross multiply
    19,307.04x = 26,644.90 × 11,240.86
  4. Step 4: Simplify right side
    19,307.04x = 299,511,590.61
  5. Step 5: Solve for x
    x = 299,511,590.61/19,307.04
  6. Step 6: Final answer
    x = 15,513.08

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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.