Home / 19,397.71-29,095.99-5,358.58

Finding the Fourth Proportional to 19,397.71, 29,095.99 and 5,358.58

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Solution

The fourth proportional to 19,397.71, 29,095.99 and 5,358.58 is: 8,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.71 : 29,095.99 = 5,358.58 : x
  2. Step 2: Convert to fraction form
    19,397.71/29,095.99 = 5,358.58/x
  3. Step 3: Cross multiply
    19,397.71x = 29,095.99 × 5,358.58
  4. Step 4: Simplify right side
    19,397.71x = 155,913,277.67
  5. Step 5: Solve for x
    x = 155,913,277.67/19,397.71
  6. Step 6: Final answer
    x = 8,037.72

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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.