Home / 19,345.50-26,682.96-17,757.20

Finding the Fourth Proportional to 19,345.50, 26,682.96 and 17,757.20

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Solution

The fourth proportional to 19,345.50, 26,682.96 and 17,757.20 is: 24,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.50 : 26,682.96 = 17,757.20 : x
  2. Step 2: Convert to fraction form
    19,345.50/26,682.96 = 17,757.20/x
  3. Step 3: Cross multiply
    19,345.50x = 26,682.96 × 17,757.20
  4. Step 4: Simplify right side
    19,345.50x = 473,814,523.90
  5. Step 5: Solve for x
    x = 473,814,523.90/19,345.50
  6. Step 6: Final answer
    x = 24,492.23

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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.