Home / 14,002.35-21,003.52-4,768.35

Finding the Fourth Proportional to 14,002.35, 21,003.52 and 4,768.35

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Solution

The fourth proportional to 14,002.35, 21,003.52 and 4,768.35 is: 7,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002.35 : 21,003.52 = 4,768.35 : x
  2. Step 2: Convert to fraction form
    14,002.35/21,003.52 = 4,768.35/x
  3. Step 3: Cross multiply
    14,002.35x = 21,003.52 × 4,768.35
  4. Step 4: Simplify right side
    14,002.35x = 100,152,005.73
  5. Step 5: Solve for x
    x = 100,152,005.73/14,002.35
  6. Step 6: Final answer
    x = 7,152.52

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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.