Home / 19,311.20-26,649.60-10,927.52

Finding the Fourth Proportional to 19,311.20, 26,649.60 and 10,927.52

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Solution

The fourth proportional to 19,311.20, 26,649.60 and 10,927.52 is: 15,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,311.20 : 26,649.60 = 10,927.52 : x
  2. Step 2: Convert to fraction form
    19,311.20/26,649.60 = 10,927.52/x
  3. Step 3: Cross multiply
    19,311.20x = 26,649.60 × 10,927.52
  4. Step 4: Simplify right side
    19,311.20x = 291,214,036.99
  5. Step 5: Solve for x
    x = 291,214,036.99/19,311.20
  6. Step 6: Final answer
    x = 15,080.06

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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.