Home / 19,012.02-28,494.27-9,148.65

Finding the Fourth Proportional to 19,012.02, 28,494.27 and 9,148.65

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Solution

The fourth proportional to 19,012.02, 28,494.27 and 9,148.65 is: 13,711.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.02 : 28,494.27 = 9,148.65 : x
  2. Step 2: Convert to fraction form
    19,012.02/28,494.27 = 9,148.65/x
  3. Step 3: Cross multiply
    19,012.02x = 28,494.27 × 9,148.65
  4. Step 4: Simplify right side
    19,012.02x = 260,684,103.24
  5. Step 5: Solve for x
    x = 260,684,103.24/19,012.02
  6. Step 6: Final answer
    x = 13,711.54

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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.