Home / 19,774.95-27,289.43-10,822.46

Finding the Fourth Proportional to 19,774.95, 27,289.43 and 10,822.46

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Solution

The fourth proportional to 19,774.95, 27,289.43 and 10,822.46 is: 14,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,774.95 : 27,289.43 = 10,822.46 : x
  2. Step 2: Convert to fraction form
    19,774.95/27,289.43 = 10,822.46/x
  3. Step 3: Cross multiply
    19,774.95x = 27,289.43 × 10,822.46
  4. Step 4: Simplify right side
    19,774.95x = 295,338,764.60
  5. Step 5: Solve for x
    x = 295,338,764.60/19,774.95
  6. Step 6: Final answer
    x = 14,934.99

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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.