Home / 19,264.10-28,898.40-6,117.80

Finding the Fourth Proportional to 19,264.10, 28,898.40 and 6,117.80

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Solution

The fourth proportional to 19,264.10, 28,898.40 and 6,117.80 is: 9,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.10 : 28,898.40 = 6,117.80 : x
  2. Step 2: Convert to fraction form
    19,264.10/28,898.40 = 6,117.80/x
  3. Step 3: Cross multiply
    19,264.10x = 28,898.40 × 6,117.80
  4. Step 4: Simplify right side
    19,264.10x = 176,794,631.52
  5. Step 5: Solve for x
    x = 176,794,631.52/19,264.10
  6. Step 6: Final answer
    x = 9,177.41

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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.