Home / 66,064.16-99,070.32-26,613.92

Finding the Fourth Proportional to 66,064.16, 99,070.32 and 26,613.92

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Solution

The fourth proportional to 66,064.16, 99,070.32 and 26,613.92 is: 39,910.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,064.16 : 99,070.32 = 26,613.92 : x
  2. Step 2: Convert to fraction form
    66,064.16/99,070.32 = 26,613.92/x
  3. Step 3: Cross multiply
    66,064.16x = 99,070.32 × 26,613.92
  4. Step 4: Simplify right side
    66,064.16x = 2,636,649,570.85
  5. Step 5: Solve for x
    x = 2,636,649,570.85/66,064.16
  6. Step 6: Final answer
    x = 39,910.44

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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.