Home / 14,101.02-21,133.08-5,771.54

Finding the Fourth Proportional to 14,101.02, 21,133.08 and 5,771.54

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Solution

The fourth proportional to 14,101.02, 21,133.08 and 5,771.54 is: 8,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.02 : 21,133.08 = 5,771.54 : x
  2. Step 2: Convert to fraction form
    14,101.02/21,133.08 = 5,771.54/x
  3. Step 3: Cross multiply
    14,101.02x = 21,133.08 × 5,771.54
  4. Step 4: Simplify right side
    14,101.02x = 121,970,526.81
  5. Step 5: Solve for x
    x = 121,970,526.81/14,101.02
  6. Step 6: Final answer
    x = 8,649.76

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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.