Home / 14,439.01-19,924.56-8,064.74

Finding the Fourth Proportional to 14,439.01, 19,924.56 and 8,064.74

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Solution

The fourth proportional to 14,439.01, 19,924.56 and 8,064.74 is: 11,128.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.01 : 19,924.56 = 8,064.74 : x
  2. Step 2: Convert to fraction form
    14,439.01/19,924.56 = 8,064.74/x
  3. Step 3: Cross multiply
    14,439.01x = 19,924.56 × 8,064.74
  4. Step 4: Simplify right side
    14,439.01x = 160,686,367.11
  5. Step 5: Solve for x
    x = 160,686,367.11/14,439.01
  6. Step 6: Final answer
    x = 11,128.63

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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.