Home / 14,023.38-21,038.86-4,664.90

Finding the Fourth Proportional to 14,023.38, 21,038.86 and 4,664.90

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Solution

The fourth proportional to 14,023.38, 21,038.86 and 4,664.90 is: 6,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.38 : 21,038.86 = 4,664.90 : x
  2. Step 2: Convert to fraction form
    14,023.38/21,038.86 = 4,664.90/x
  3. Step 3: Cross multiply
    14,023.38x = 21,038.86 × 4,664.90
  4. Step 4: Simplify right side
    14,023.38x = 98,144,178.01
  5. Step 5: Solve for x
    x = 98,144,178.01/14,023.38
  6. Step 6: Final answer
    x = 6,998.61

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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.