Home / 14,070.38-21,100.46-4,206.34

Finding the Fourth Proportional to 14,070.38, 21,100.46 and 4,206.34

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Solution

The fourth proportional to 14,070.38, 21,100.46 and 4,206.34 is: 6,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070.38 : 21,100.46 = 4,206.34 : x
  2. Step 2: Convert to fraction form
    14,070.38/21,100.46 = 4,206.34/x
  3. Step 3: Cross multiply
    14,070.38x = 21,100.46 × 4,206.34
  4. Step 4: Simplify right side
    14,070.38x = 88,755,708.92
  5. Step 5: Solve for x
    x = 88,755,708.92/14,070.38
  6. Step 6: Final answer
    x = 6,307.98

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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.