Home / 12,354.48-18,533.52-3,588.25

Finding the Fourth Proportional to 12,354.48, 18,533.52 and 3,588.25

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Solution

The fourth proportional to 12,354.48, 18,533.52 and 3,588.25 is: 5,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354.48 : 18,533.52 = 3,588.25 : x
  2. Step 2: Convert to fraction form
    12,354.48/18,533.52 = 3,588.25/x
  3. Step 3: Cross multiply
    12,354.48x = 18,533.52 × 3,588.25
  4. Step 4: Simplify right side
    12,354.48x = 66,502,894.17
  5. Step 5: Solve for x
    x = 66,502,894.17/12,354.48
  6. Step 6: Final answer
    x = 5,382.90

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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.