Home / 14,024.34-21,038.40-4,163.76

Finding the Fourth Proportional to 14,024.34, 21,038.40 and 4,163.76

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Solution

The fourth proportional to 14,024.34, 21,038.40 and 4,163.76 is: 6,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,024.34 : 21,038.40 = 4,163.76 : x
  2. Step 2: Convert to fraction form
    14,024.34/21,038.40 = 4,163.76/x
  3. Step 3: Cross multiply
    14,024.34x = 21,038.40 × 4,163.76
  4. Step 4: Simplify right side
    14,024.34x = 87,598,848.38
  5. Step 5: Solve for x
    x = 87,598,848.38/14,024.34
  6. Step 6: Final answer
    x = 6,246.20

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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.