Home / 14,062.76-21,077.28-6,556.18

Finding the Fourth Proportional to 14,062.76, 21,077.28 and 6,556.18

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Solution

The fourth proportional to 14,062.76, 21,077.28 and 6,556.18 is: 9,826.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,062.76 : 21,077.28 = 6,556.18 : x
  2. Step 2: Convert to fraction form
    14,062.76/21,077.28 = 6,556.18/x
  3. Step 3: Cross multiply
    14,062.76x = 21,077.28 × 6,556.18
  4. Step 4: Simplify right side
    14,062.76x = 138,186,441.59
  5. Step 5: Solve for x
    x = 138,186,441.59/14,062.76
  6. Step 6: Final answer
    x = 9,826.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.