Home / 14,346.66-21,533.64-8,810.80

Finding the Fourth Proportional to 14,346.66, 21,533.64 and 8,810.80

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Solution

The fourth proportional to 14,346.66, 21,533.64 and 8,810.80 is: 13,224.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.66 : 21,533.64 = 8,810.80 : x
  2. Step 2: Convert to fraction form
    14,346.66/21,533.64 = 8,810.80/x
  3. Step 3: Cross multiply
    14,346.66x = 21,533.64 × 8,810.80
  4. Step 4: Simplify right side
    14,346.66x = 189,728,595.31
  5. Step 5: Solve for x
    x = 189,728,595.31/14,346.66
  6. Step 6: Final answer
    x = 13,224.58

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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.