Home / 14,386.47-21,572.37-6,588.60

Finding the Fourth Proportional to 14,386.47, 21,572.37 and 6,588.60

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Solution

The fourth proportional to 14,386.47, 21,572.37 and 6,588.60 is: 9,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386.47 : 21,572.37 = 6,588.60 : x
  2. Step 2: Convert to fraction form
    14,386.47/21,572.37 = 6,588.60/x
  3. Step 3: Cross multiply
    14,386.47x = 21,572.37 × 6,588.60
  4. Step 4: Simplify right side
    14,386.47x = 142,131,716.98
  5. Step 5: Solve for x
    x = 142,131,716.98/14,386.47
  6. Step 6: Final answer
    x = 9,879.54

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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.