Home / 19,543.10-29,244.58-16,919.63

Finding the Fourth Proportional to 19,543.10, 29,244.58 and 16,919.63

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Solution

The fourth proportional to 19,543.10, 29,244.58 and 16,919.63 is: 25,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.10 : 29,244.58 = 16,919.63 : x
  2. Step 2: Convert to fraction form
    19,543.10/29,244.58 = 16,919.63/x
  3. Step 3: Cross multiply
    19,543.10x = 29,244.58 × 16,919.63
  4. Step 4: Simplify right side
    19,543.10x = 494,807,242.28
  5. Step 5: Solve for x
    x = 494,807,242.28/19,543.10
  6. Step 6: Final answer
    x = 25,318.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.