Home / 14,050.65-21,082.11-8,207.28

Finding the Fourth Proportional to 14,050.65, 21,082.11 and 8,207.28

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Solution

The fourth proportional to 14,050.65, 21,082.11 and 8,207.28 is: 12,314.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,050.65 : 21,082.11 = 8,207.28 : x
  2. Step 2: Convert to fraction form
    14,050.65/21,082.11 = 8,207.28/x
  3. Step 3: Cross multiply
    14,050.65x = 21,082.11 × 8,207.28
  4. Step 4: Simplify right side
    14,050.65x = 173,026,779.76
  5. Step 5: Solve for x
    x = 173,026,779.76/14,050.65
  6. Step 6: Final answer
    x = 12,314.50

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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.