Home / 14,001.58-21,002.98-6,512.17

Finding the Fourth Proportional to 14,001.58, 21,002.98 and 6,512.17

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Solution

The fourth proportional to 14,001.58, 21,002.98 and 6,512.17 is: 9,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.58 : 21,002.98 = 6,512.17 : x
  2. Step 2: Convert to fraction form
    14,001.58/21,002.98 = 6,512.17/x
  3. Step 3: Cross multiply
    14,001.58x = 21,002.98 × 6,512.17
  4. Step 4: Simplify right side
    14,001.58x = 136,774,907.48
  5. Step 5: Solve for x
    x = 136,774,907.48/14,001.58
  6. Step 6: Final answer
    x = 9,768.54

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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.