Home / 15,766.36-23,769.13-14,919.64

Finding the Fourth Proportional to 15,766.36, 23,769.13 and 14,919.64

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Solution

The fourth proportional to 15,766.36, 23,769.13 and 14,919.64 is: 22,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,766.36 : 23,769.13 = 14,919.64 : x
  2. Step 2: Convert to fraction form
    15,766.36/23,769.13 = 14,919.64/x
  3. Step 3: Cross multiply
    15,766.36x = 23,769.13 × 14,919.64
  4. Step 4: Simplify right side
    15,766.36x = 354,626,862.71
  5. Step 5: Solve for x
    x = 354,626,862.71/15,766.36
  6. Step 6: Final answer
    x = 22,492.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.