Home / 19,378.99-26,743.28-10,882.95

Finding the Fourth Proportional to 19,378.99, 26,743.28 and 10,882.95

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Solution

The fourth proportional to 19,378.99, 26,743.28 and 10,882.95 is: 15,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,378.99 : 26,743.28 = 10,882.95 : x
  2. Step 2: Convert to fraction form
    19,378.99/26,743.28 = 10,882.95/x
  3. Step 3: Cross multiply
    19,378.99x = 26,743.28 × 10,882.95
  4. Step 4: Simplify right side
    19,378.99x = 291,045,685.59
  5. Step 5: Solve for x
    x = 291,045,685.59/19,378.99
  6. Step 6: Final answer
    x = 15,018.62

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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.