Home / 13,794.59-19,014.40-9,316.91

Finding the Fourth Proportional to 13,794.59, 19,014.40 and 9,316.91

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Solution

The fourth proportional to 13,794.59, 19,014.40 and 9,316.91 is: 12,842.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.59 : 19,014.40 = 9,316.91 : x
  2. Step 2: Convert to fraction form
    13,794.59/19,014.40 = 9,316.91/x
  3. Step 3: Cross multiply
    13,794.59x = 19,014.40 × 9,316.91
  4. Step 4: Simplify right side
    13,794.59x = 177,155,453.50
  5. Step 5: Solve for x
    x = 177,155,453.50/13,794.59
  6. Step 6: Final answer
    x = 12,842.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.