Home / 14,244.44-19,642.23-9,774.72

Finding the Fourth Proportional to 14,244.44, 19,642.23 and 9,774.72

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Solution

The fourth proportional to 14,244.44, 19,642.23 and 9,774.72 is: 13,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.44 : 19,642.23 = 9,774.72 : x
  2. Step 2: Convert to fraction form
    14,244.44/19,642.23 = 9,774.72/x
  3. Step 3: Cross multiply
    14,244.44x = 19,642.23 × 9,774.72
  4. Step 4: Simplify right side
    14,244.44x = 191,997,298.43
  5. Step 5: Solve for x
    x = 191,997,298.43/14,244.44
  6. Step 6: Final answer
    x = 13,478.76

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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.