Home / 14,411.30-21,608.30-5,635.76

Finding the Fourth Proportional to 14,411.30, 21,608.30 and 5,635.76

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Solution

The fourth proportional to 14,411.30, 21,608.30 and 5,635.76 is: 8,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,411.30 : 21,608.30 = 5,635.76 : x
  2. Step 2: Convert to fraction form
    14,411.30/21,608.30 = 5,635.76/x
  3. Step 3: Cross multiply
    14,411.30x = 21,608.30 × 5,635.76
  4. Step 4: Simplify right side
    14,411.30x = 121,779,192.81
  5. Step 5: Solve for x
    x = 121,779,192.81/14,411.30
  6. Step 6: Final answer
    x = 8,450.26

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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.