Home / 13,095.29-19,620.02-8,921.75

Finding the Fourth Proportional to 13,095.29, 19,620.02 and 8,921.75

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Solution

The fourth proportional to 13,095.29, 19,620.02 and 8,921.75 is: 13,367.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.29 : 19,620.02 = 8,921.75 : x
  2. Step 2: Convert to fraction form
    13,095.29/19,620.02 = 8,921.75/x
  3. Step 3: Cross multiply
    13,095.29x = 19,620.02 × 8,921.75
  4. Step 4: Simplify right side
    13,095.29x = 175,044,868.83
  5. Step 5: Solve for x
    x = 175,044,868.83/13,095.29
  6. Step 6: Final answer
    x = 13,367.01

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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.