Home / 19,652.95-27,069.41-15,106.94

Finding the Fourth Proportional to 19,652.95, 27,069.41 and 15,106.94

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Solution

The fourth proportional to 19,652.95, 27,069.41 and 15,106.94 is: 20,807.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.95 : 27,069.41 = 15,106.94 : x
  2. Step 2: Convert to fraction form
    19,652.95/27,069.41 = 15,106.94/x
  3. Step 3: Cross multiply
    19,652.95x = 27,069.41 × 15,106.94
  4. Step 4: Simplify right side
    19,652.95x = 408,935,855.13
  5. Step 5: Solve for x
    x = 408,935,855.13/19,652.95
  6. Step 6: Final answer
    x = 20,807.86

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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.