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Finding the Fourth Proportional to 35,937.60, 53,906.40 and 26,606.40

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Solution

The fourth proportional to 35,937.60, 53,906.40 and 26,606.40 is: 39,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,937.60 : 53,906.40 = 26,606.40 : x
  2. Step 2: Convert to fraction form
    35,937.60/53,906.40 = 26,606.40/x
  3. Step 3: Cross multiply
    35,937.60x = 53,906.40 × 26,606.40
  4. Step 4: Simplify right side
    35,937.60x = 1,434,255,240.96
  5. Step 5: Solve for x
    x = 1,434,255,240.96/35,937.60
  6. Step 6: Final answer
    x = 39,909.60

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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.