Home / 19,575.84-27,015.98-11,077.95

Finding the Fourth Proportional to 19,575.84, 27,015.98 and 11,077.95

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Solution

The fourth proportional to 19,575.84, 27,015.98 and 11,077.95 is: 15,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575.84 : 27,015.98 = 11,077.95 : x
  2. Step 2: Convert to fraction form
    19,575.84/27,015.98 = 11,077.95/x
  3. Step 3: Cross multiply
    19,575.84x = 27,015.98 × 11,077.95
  4. Step 4: Simplify right side
    19,575.84x = 299,281,675.64
  5. Step 5: Solve for x
    x = 299,281,675.64/19,575.84
  6. Step 6: Final answer
    x = 15,288.32

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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.