Home / 29,514.63-40,698.03-19,937.90

Finding the Fourth Proportional to 29,514.63, 40,698.03 and 19,937.90

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Solution

The fourth proportional to 29,514.63, 40,698.03 and 19,937.90 is: 27,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,514.63 : 40,698.03 = 19,937.90 : x
  2. Step 2: Convert to fraction form
    29,514.63/40,698.03 = 19,937.90/x
  3. Step 3: Cross multiply
    29,514.63x = 40,698.03 × 19,937.90
  4. Step 4: Simplify right side
    29,514.63x = 811,433,048.85
  5. Step 5: Solve for x
    x = 811,433,048.85/29,514.63
  6. Step 6: Final answer
    x = 27,492.57

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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.