Home / 14,068.50-21,070.44-7,026.90

Finding the Fourth Proportional to 14,068.50, 21,070.44 and 7,026.90

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Solution

The fourth proportional to 14,068.50, 21,070.44 and 7,026.90 is: 10,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.50 : 21,070.44 = 7,026.90 : x
  2. Step 2: Convert to fraction form
    14,068.50/21,070.44 = 7,026.90/x
  3. Step 3: Cross multiply
    14,068.50x = 21,070.44 × 7,026.90
  4. Step 4: Simplify right side
    14,068.50x = 148,059,874.84
  5. Step 5: Solve for x
    x = 148,059,874.84/14,068.50
  6. Step 6: Final answer
    x = 10,524.21

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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.