Home / 19,317.81-28,970.46-6,167.07

Finding the Fourth Proportional to 19,317.81, 28,970.46 and 6,167.07

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Solution

The fourth proportional to 19,317.81, 28,970.46 and 6,167.07 is: 9,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,317.81 : 28,970.46 = 6,167.07 : x
  2. Step 2: Convert to fraction form
    19,317.81/28,970.46 = 6,167.07/x
  3. Step 3: Cross multiply
    19,317.81x = 28,970.46 × 6,167.07
  4. Step 4: Simplify right side
    19,317.81x = 178,662,854.75
  5. Step 5: Solve for x
    x = 178,662,854.75/19,317.81
  6. Step 6: Final answer
    x = 9,248.61

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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.