Home / 30,070.25-41,497.55-16,641.16

Finding the Fourth Proportional to 30,070.25, 41,497.55 and 16,641.16

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Solution

The fourth proportional to 30,070.25, 41,497.55 and 16,641.16 is: 22,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,070.25 : 41,497.55 = 16,641.16 : x
  2. Step 2: Convert to fraction form
    30,070.25/41,497.55 = 16,641.16/x
  3. Step 3: Cross multiply
    30,070.25x = 41,497.55 × 16,641.16
  4. Step 4: Simplify right side
    30,070.25x = 690,567,078.46
  5. Step 5: Solve for x
    x = 690,567,078.46/30,070.25
  6. Step 6: Final answer
    x = 22,965.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.