Home / 14,355.93-21,533.90-5,469.19

Finding the Fourth Proportional to 14,355.93, 21,533.90 and 5,469.19

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Solution

The fourth proportional to 14,355.93, 21,533.90 and 5,469.19 is: 8,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.93 : 21,533.90 = 5,469.19 : x
  2. Step 2: Convert to fraction form
    14,355.93/21,533.90 = 5,469.19/x
  3. Step 3: Cross multiply
    14,355.93x = 21,533.90 × 5,469.19
  4. Step 4: Simplify right side
    14,355.93x = 117,772,985.55
  5. Step 5: Solve for x
    x = 117,772,985.55/14,355.93
  6. Step 6: Final answer
    x = 8,203.79

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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.