Home / 15,006.25-22,509.68-4,618

Finding the Fourth Proportional to 15,006.25, 22,509.68 and 4,618

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Solution

The fourth proportional to 15,006.25, 22,509.68 and 4,618 is: 6,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.25 : 22,509.68 = 4,618 : x
  2. Step 2: Convert to fraction form
    15,006.25/22,509.68 = 4,618/x
  3. Step 3: Cross multiply
    15,006.25x = 22,509.68 × 4,618
  4. Step 4: Simplify right side
    15,006.25x = 103,949,702.24
  5. Step 5: Solve for x
    x = 103,949,702.24/15,006.25
  6. Step 6: Final answer
    x = 6,927.09

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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.