Home / 35,514.48-49,011.58-20,412.04

Finding the Fourth Proportional to 35,514.48, 49,011.58 and 20,412.04

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Solution

The fourth proportional to 35,514.48, 49,011.58 and 20,412.04 is: 28,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,514.48 : 49,011.58 = 20,412.04 : x
  2. Step 2: Convert to fraction form
    35,514.48/49,011.58 = 20,412.04/x
  3. Step 3: Cross multiply
    35,514.48x = 49,011.58 × 20,412.04
  4. Step 4: Simplify right side
    35,514.48x = 1,000,426,331.42
  5. Step 5: Solve for x
    x = 1,000,426,331.42/35,514.48
  6. Step 6: Final answer
    x = 28,169.53

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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.