Home / 14,718.24-22,070.88-7,791.12

Finding the Fourth Proportional to 14,718.24, 22,070.88 and 7,791.12

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Solution

The fourth proportional to 14,718.24, 22,070.88 and 7,791.12 is: 11,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,718.24 : 22,070.88 = 7,791.12 : x
  2. Step 2: Convert to fraction form
    14,718.24/22,070.88 = 7,791.12/x
  3. Step 3: Cross multiply
    14,718.24x = 22,070.88 × 7,791.12
  4. Step 4: Simplify right side
    14,718.24x = 171,956,874.59
  5. Step 5: Solve for x
    x = 171,956,874.59/14,718.24
  6. Step 6: Final answer
    x = 11,683.25

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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.