Home / 12,564.48-18,841.56-4,667.52

Finding the Fourth Proportional to 12,564.48, 18,841.56 and 4,667.52

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Solution

The fourth proportional to 12,564.48, 18,841.56 and 4,667.52 is: 6,999.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564.48 : 18,841.56 = 4,667.52 : x
  2. Step 2: Convert to fraction form
    12,564.48/18,841.56 = 4,667.52/x
  3. Step 3: Cross multiply
    12,564.48x = 18,841.56 × 4,667.52
  4. Step 4: Simplify right side
    12,564.48x = 87,943,358.13
  5. Step 5: Solve for x
    x = 87,943,358.13/12,564.48
  6. Step 6: Final answer
    x = 6,999.36

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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.