Home / 14,363.28-21,533.28-6,460.01

Finding the Fourth Proportional to 14,363.28, 21,533.28 and 6,460.01

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Solution

The fourth proportional to 14,363.28, 21,533.28 and 6,460.01 is: 9,684.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.28 : 21,533.28 = 6,460.01 : x
  2. Step 2: Convert to fraction form
    14,363.28/21,533.28 = 6,460.01/x
  3. Step 3: Cross multiply
    14,363.28x = 21,533.28 × 6,460.01
  4. Step 4: Simplify right side
    14,363.28x = 139,105,152.99
  5. Step 5: Solve for x
    x = 139,105,152.99/14,363.28
  6. Step 6: Final answer
    x = 9,684.78

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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.