Home / 35,421.03-48,874.59-21,274.11

Finding the Fourth Proportional to 35,421.03, 48,874.59 and 21,274.11

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Solution

The fourth proportional to 35,421.03, 48,874.59 and 21,274.11 is: 29,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,421.03 : 48,874.59 = 21,274.11 : x
  2. Step 2: Convert to fraction form
    35,421.03/48,874.59 = 21,274.11/x
  3. Step 3: Cross multiply
    35,421.03x = 48,874.59 × 21,274.11
  4. Step 4: Simplify right side
    35,421.03x = 1,039,763,403.86
  5. Step 5: Solve for x
    x = 1,039,763,403.86/35,421.03
  6. Step 6: Final answer
    x = 29,354.41

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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.