Home / 19,113.40-28,665.30-6,798.52

Finding the Fourth Proportional to 19,113.40, 28,665.30 and 6,798.52

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Solution

The fourth proportional to 19,113.40, 28,665.30 and 6,798.52 is: 10,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.40 : 28,665.30 = 6,798.52 : x
  2. Step 2: Convert to fraction form
    19,113.40/28,665.30 = 6,798.52/x
  3. Step 3: Cross multiply
    19,113.40x = 28,665.30 × 6,798.52
  4. Step 4: Simplify right side
    19,113.40x = 194,881,615.36
  5. Step 5: Solve for x
    x = 194,881,615.36/19,113.40
  6. Step 6: Final answer
    x = 10,196.07

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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.