Home / 15,488.90-23,230.60-7,053.47

Finding the Fourth Proportional to 15,488.90, 23,230.60 and 7,053.47

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Solution

The fourth proportional to 15,488.90, 23,230.60 and 7,053.47 is: 10,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.90 : 23,230.60 = 7,053.47 : x
  2. Step 2: Convert to fraction form
    15,488.90/23,230.60 = 7,053.47/x
  3. Step 3: Cross multiply
    15,488.90x = 23,230.60 × 7,053.47
  4. Step 4: Simplify right side
    15,488.90x = 163,856,340.18
  5. Step 5: Solve for x
    x = 163,856,340.18/15,488.90
  6. Step 6: Final answer
    x = 10,578.95

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1.5x scale

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.