Home / 30,001.59-45,013.32-17,532.45

Finding the Fourth Proportional to 30,001.59, 45,013.32 and 17,532.45

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Solution

The fourth proportional to 30,001.59, 45,013.32 and 17,532.45 is: 26,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001.59 : 45,013.32 = 17,532.45 : x
  2. Step 2: Convert to fraction form
    30,001.59/45,013.32 = 17,532.45/x
  3. Step 3: Cross multiply
    30,001.59x = 45,013.32 × 17,532.45
  4. Step 4: Simplify right side
    30,001.59x = 789,193,782.23
  5. Step 5: Solve for x
    x = 789,193,782.23/30,001.59
  6. Step 6: Final answer
    x = 26,305.07

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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.