Home / 14,730.32-22,075.28-7,790.96

Finding the Fourth Proportional to 14,730.32, 22,075.28 and 7,790.96

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Solution

The fourth proportional to 14,730.32, 22,075.28 and 7,790.96 is: 11,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.32 : 22,075.28 = 7,790.96 : x
  2. Step 2: Convert to fraction form
    14,730.32/22,075.28 = 7,790.96/x
  3. Step 3: Cross multiply
    14,730.32x = 22,075.28 × 7,790.96
  4. Step 4: Simplify right side
    14,730.32x = 171,987,623.47
  5. Step 5: Solve for x
    x = 171,987,623.47/14,730.32
  6. Step 6: Final answer
    x = 11,675.76

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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.