Home / 34,406.56-47,479.44-19,499.68

Finding the Fourth Proportional to 34,406.56, 47,479.44 and 19,499.68

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Solution

The fourth proportional to 34,406.56, 47,479.44 and 19,499.68 is: 26,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,406.56 : 47,479.44 = 19,499.68 : x
  2. Step 2: Convert to fraction form
    34,406.56/47,479.44 = 19,499.68/x
  3. Step 3: Cross multiply
    34,406.56x = 47,479.44 × 19,499.68
  4. Step 4: Simplify right side
    34,406.56x = 925,833,886.58
  5. Step 5: Solve for x
    x = 925,833,886.58/34,406.56
  6. Step 6: Final answer
    x = 26,908.64

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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.