Home / 19,314.02-28,975.08-6,167.72

Finding the Fourth Proportional to 19,314.02, 28,975.08 and 6,167.72

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Solution

The fourth proportional to 19,314.02, 28,975.08 and 6,167.72 is: 9,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.02 : 28,975.08 = 6,167.72 : x
  2. Step 2: Convert to fraction form
    19,314.02/28,975.08 = 6,167.72/x
  3. Step 3: Cross multiply
    19,314.02x = 28,975.08 × 6,167.72
  4. Step 4: Simplify right side
    19,314.02x = 178,710,180.42
  5. Step 5: Solve for x
    x = 178,710,180.42/19,314.02
  6. Step 6: Final answer
    x = 9,252.87

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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.