Home / 13,793.76-19,045.08-10,772.29

Finding the Fourth Proportional to 13,793.76, 19,045.08 and 10,772.29

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Solution

The fourth proportional to 13,793.76, 19,045.08 and 10,772.29 is: 14,873.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.76 : 19,045.08 = 10,772.29 : x
  2. Step 2: Convert to fraction form
    13,793.76/19,045.08 = 10,772.29/x
  3. Step 3: Cross multiply
    13,793.76x = 19,045.08 × 10,772.29
  4. Step 4: Simplify right side
    13,793.76x = 205,158,975.75
  5. Step 5: Solve for x
    x = 205,158,975.75/13,793.76
  6. Step 6: Final answer
    x = 14,873.32

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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.