Home / 13,347.02-20,027.67-8,665.93

Finding the Fourth Proportional to 13,347.02, 20,027.67 and 8,665.93

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Solution

The fourth proportional to 13,347.02, 20,027.67 and 8,665.93 is: 13,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.02 : 20,027.67 = 8,665.93 : x
  2. Step 2: Convert to fraction form
    13,347.02/20,027.67 = 8,665.93/x
  3. Step 3: Cross multiply
    13,347.02x = 20,027.67 × 8,665.93
  4. Step 4: Simplify right side
    13,347.02x = 173,558,386.28
  5. Step 5: Solve for x
    x = 173,558,386.28/13,347.02
  6. Step 6: Final answer
    x = 13,003.53

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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.