Home / 12,002.40-18,001.50-3,235.26

Finding the Fourth Proportional to 12,002.40, 18,001.50 and 3,235.26

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Solution

The fourth proportional to 12,002.40, 18,001.50 and 3,235.26 is: 4,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,002.40 : 18,001.50 = 3,235.26 : x
  2. Step 2: Convert to fraction form
    12,002.40/18,001.50 = 3,235.26/x
  3. Step 3: Cross multiply
    12,002.40x = 18,001.50 × 3,235.26
  4. Step 4: Simplify right side
    12,002.40x = 58,239,532.89
  5. Step 5: Solve for x
    x = 58,239,532.89/12,002.40
  6. Step 6: Final answer
    x = 4,852.32

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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.