Home / 29,381.94-40,547.12-16,806.69

Finding the Fourth Proportional to 29,381.94, 40,547.12 and 16,806.69

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Solution

The fourth proportional to 29,381.94, 40,547.12 and 16,806.69 is: 23,193.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.94 : 40,547.12 = 16,806.69 : x
  2. Step 2: Convert to fraction form
    29,381.94/40,547.12 = 16,806.69/x
  3. Step 3: Cross multiply
    29,381.94x = 40,547.12 × 16,806.69
  4. Step 4: Simplify right side
    29,381.94x = 681,462,792.20
  5. Step 5: Solve for x
    x = 681,462,792.20/29,381.94
  6. Step 6: Final answer
    x = 23,193.25

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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.