Home / 19,316.68-28,898.78-14,649.86

Finding the Fourth Proportional to 19,316.68, 28,898.78 and 14,649.86

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Solution

The fourth proportional to 19,316.68, 28,898.78 and 14,649.86 is: 21,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316.68 : 28,898.78 = 14,649.86 : x
  2. Step 2: Convert to fraction form
    19,316.68/28,898.78 = 14,649.86/x
  3. Step 3: Cross multiply
    19,316.68x = 28,898.78 × 14,649.86
  4. Step 4: Simplify right side
    19,316.68x = 423,363,080.17
  5. Step 5: Solve for x
    x = 423,363,080.17/19,316.68
  6. Step 6: Final answer
    x = 21,916.97

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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.