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Finding the Fourth Proportional to 35,209.03, 52,813.63 and 8,913.77

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Solution

The fourth proportional to 35,209.03, 52,813.63 and 8,913.77 is: 13,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,209.03 : 52,813.63 = 8,913.77 : x
  2. Step 2: Convert to fraction form
    35,209.03/52,813.63 = 8,913.77/x
  3. Step 3: Cross multiply
    35,209.03x = 52,813.63 × 8,913.77
  4. Step 4: Simplify right side
    35,209.03x = 470,768,693.86
  5. Step 5: Solve for x
    x = 470,768,693.86/35,209.03
  6. Step 6: Final answer
    x = 13,370.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.