Home / 14,045.28-19,390.27-9,575.60

Finding the Fourth Proportional to 14,045.28, 19,390.27 and 9,575.60

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Solution

The fourth proportional to 14,045.28, 19,390.27 and 9,575.60 is: 13,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.28 : 19,390.27 = 9,575.60 : x
  2. Step 2: Convert to fraction form
    14,045.28/19,390.27 = 9,575.60/x
  3. Step 3: Cross multiply
    14,045.28x = 19,390.27 × 9,575.60
  4. Step 4: Simplify right side
    14,045.28x = 185,673,324.58
  5. Step 5: Solve for x
    x = 185,673,324.58/14,045.28
  6. Step 6: Final answer
    x = 13,219.63

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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.