Home / 35,654.05-53,466.72-13,455.35

Finding the Fourth Proportional to 35,654.05, 53,466.72 and 13,455.35

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Solution

The fourth proportional to 35,654.05, 53,466.72 and 13,455.35 is: 20,177.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.05 : 53,466.72 = 13,455.35 : x
  2. Step 2: Convert to fraction form
    35,654.05/53,466.72 = 13,455.35/x
  3. Step 3: Cross multiply
    35,654.05x = 53,466.72 × 13,455.35
  4. Step 4: Simplify right side
    35,654.05x = 719,413,430.95
  5. Step 5: Solve for x
    x = 719,413,430.95/35,654.05
  6. Step 6: Final answer
    x = 20,177.61

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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.