Home / 35,350.70-53,019.66-14,289.89

Finding the Fourth Proportional to 35,350.70, 53,019.66 and 14,289.89

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Solution

The fourth proportional to 35,350.70, 53,019.66 and 14,289.89 is: 21,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.70 : 53,019.66 = 14,289.89 : x
  2. Step 2: Convert to fraction form
    35,350.70/53,019.66 = 14,289.89/x
  3. Step 3: Cross multiply
    35,350.70x = 53,019.66 × 14,289.89
  4. Step 4: Simplify right side
    35,350.70x = 757,644,897.73
  5. Step 5: Solve for x
    x = 757,644,897.73/35,350.70
  6. Step 6: Final answer
    x = 21,432.25

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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.