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Finding the Fourth Proportional to 35,469.08, 53,203.50 and 10,509.32

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Solution

The fourth proportional to 35,469.08, 53,203.50 and 10,509.32 is: 15,763.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.08 : 53,203.50 = 10,509.32 : x
  2. Step 2: Convert to fraction form
    35,469.08/53,203.50 = 10,509.32/x
  3. Step 3: Cross multiply
    35,469.08x = 53,203.50 × 10,509.32
  4. Step 4: Simplify right side
    35,469.08x = 559,132,606.62
  5. Step 5: Solve for x
    x = 559,132,606.62/35,469.08
  6. Step 6: Final answer
    x = 15,763.94

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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.