Home / 35,723.43-49,298.63-19,808.15

Finding the Fourth Proportional to 35,723.43, 49,298.63 and 19,808.15

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Solution

The fourth proportional to 35,723.43, 49,298.63 and 19,808.15 is: 27,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.43 : 49,298.63 = 19,808.15 : x
  2. Step 2: Convert to fraction form
    35,723.43/49,298.63 = 19,808.15/x
  3. Step 3: Cross multiply
    35,723.43x = 49,298.63 × 19,808.15
  4. Step 4: Simplify right side
    35,723.43x = 976,514,312.30
  5. Step 5: Solve for x
    x = 976,514,312.30/35,723.43
  6. Step 6: Final answer
    x = 27,335.40

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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.