Home / 29,290.26-40,421.25-16,716.18

Finding the Fourth Proportional to 29,290.26, 40,421.25 and 16,716.18

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Solution

The fourth proportional to 29,290.26, 40,421.25 and 16,716.18 is: 23,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290.26 : 40,421.25 = 16,716.18 : x
  2. Step 2: Convert to fraction form
    29,290.26/40,421.25 = 16,716.18/x
  3. Step 3: Cross multiply
    29,290.26x = 40,421.25 × 16,716.18
  4. Step 4: Simplify right side
    29,290.26x = 675,688,890.83
  5. Step 5: Solve for x
    x = 675,688,890.83/29,290.26
  6. Step 6: Final answer
    x = 23,068.72

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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.