Home / 19,756.76-27,266.88-11,261.93

Finding the Fourth Proportional to 19,756.76, 27,266.88 and 11,261.93

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Solution

The fourth proportional to 19,756.76, 27,266.88 and 11,261.93 is: 15,542.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.76 : 27,266.88 = 11,261.93 : x
  2. Step 2: Convert to fraction form
    19,756.76/27,266.88 = 11,261.93/x
  3. Step 3: Cross multiply
    19,756.76x = 27,266.88 × 11,261.93
  4. Step 4: Simplify right side
    19,756.76x = 307,077,693.88
  5. Step 5: Solve for x
    x = 307,077,693.88/19,756.76
  6. Step 6: Final answer
    x = 15,542.92

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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.