Home / 18,945.02-26,144.46-10,561.52

Finding the Fourth Proportional to 18,945.02, 26,144.46 and 10,561.52

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Solution

The fourth proportional to 18,945.02, 26,144.46 and 10,561.52 is: 14,575.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,945.02 : 26,144.46 = 10,561.52 : x
  2. Step 2: Convert to fraction form
    18,945.02/26,144.46 = 10,561.52/x
  3. Step 3: Cross multiply
    18,945.02x = 26,144.46 × 10,561.52
  4. Step 4: Simplify right side
    18,945.02x = 276,125,237.18
  5. Step 5: Solve for x
    x = 276,125,237.18/18,945.02
  6. Step 6: Final answer
    x = 14,575.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.