Home / 14,006.08-21,013.98-6,220.36

Finding the Fourth Proportional to 14,006.08, 21,013.98 and 6,220.36

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Solution

The fourth proportional to 14,006.08, 21,013.98 and 6,220.36 is: 9,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,006.08 : 21,013.98 = 6,220.36 : x
  2. Step 2: Convert to fraction form
    14,006.08/21,013.98 = 6,220.36/x
  3. Step 3: Cross multiply
    14,006.08x = 21,013.98 × 6,220.36
  4. Step 4: Simplify right side
    14,006.08x = 130,714,520.63
  5. Step 5: Solve for x
    x = 130,714,520.63/14,006.08
  6. Step 6: Final answer
    x = 9,332.70

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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.