Home / 29,070.90-40,116.33-16,322.45

Finding the Fourth Proportional to 29,070.90, 40,116.33 and 16,322.45

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Solution

The fourth proportional to 29,070.90, 40,116.33 and 16,322.45 is: 22,524.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,070.90 : 40,116.33 = 16,322.45 : x
  2. Step 2: Convert to fraction form
    29,070.90/40,116.33 = 16,322.45/x
  3. Step 3: Cross multiply
    29,070.90x = 40,116.33 × 16,322.45
  4. Step 4: Simplify right side
    29,070.90x = 654,796,590.03
  5. Step 5: Solve for x
    x = 654,796,590.03/29,070.90
  6. Step 6: Final answer
    x = 22,524.13

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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.