Home / 19,499.52-29,246.76-7,812.84

Finding the Fourth Proportional to 19,499.52, 29,246.76 and 7,812.84

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Solution

The fourth proportional to 19,499.52, 29,246.76 and 7,812.84 is: 11,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.52 : 29,246.76 = 7,812.84 : x
  2. Step 2: Convert to fraction form
    19,499.52/29,246.76 = 7,812.84/x
  3. Step 3: Cross multiply
    19,499.52x = 29,246.76 × 7,812.84
  4. Step 4: Simplify right side
    19,499.52x = 228,500,256.40
  5. Step 5: Solve for x
    x = 228,500,256.40/19,499.52
  6. Step 6: Final answer
    x = 11,718.25

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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.