Home / 25,805.36-38,670.72-11,006.08

Finding the Fourth Proportional to 25,805.36, 38,670.72 and 11,006.08

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Solution

The fourth proportional to 25,805.36, 38,670.72 and 11,006.08 is: 16,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,805.36 : 38,670.72 = 11,006.08 : x
  2. Step 2: Convert to fraction form
    25,805.36/38,670.72 = 11,006.08/x
  3. Step 3: Cross multiply
    25,805.36x = 38,670.72 × 11,006.08
  4. Step 4: Simplify right side
    25,805.36x = 425,613,037.98
  5. Step 5: Solve for x
    x = 425,613,037.98/25,805.36
  6. Step 6: Final answer
    x = 16,493.20

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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.