Home / 10,467.72-15,701.58-9,859.14

Finding the Fourth Proportional to 10,467.72, 15,701.58 and 9,859.14

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Solution

The fourth proportional to 10,467.72, 15,701.58 and 9,859.14 is: 14,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467.72 : 15,701.58 = 9,859.14 : x
  2. Step 2: Convert to fraction form
    10,467.72/15,701.58 = 9,859.14/x
  3. Step 3: Cross multiply
    10,467.72x = 15,701.58 × 9,859.14
  4. Step 4: Simplify right side
    10,467.72x = 154,804,075.44
  5. Step 5: Solve for x
    x = 154,804,075.44/10,467.72
  6. Step 6: Final answer
    x = 14,788.71

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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.