Home / 18,669.27-25,762.54-10,710.75

Finding the Fourth Proportional to 18,669.27, 25,762.54 and 10,710.75

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Solution

The fourth proportional to 18,669.27, 25,762.54 and 10,710.75 is: 14,780.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.27 : 25,762.54 = 10,710.75 : x
  2. Step 2: Convert to fraction form
    18,669.27/25,762.54 = 10,710.75/x
  3. Step 3: Cross multiply
    18,669.27x = 25,762.54 × 10,710.75
  4. Step 4: Simplify right side
    18,669.27x = 275,936,125.31
  5. Step 5: Solve for x
    x = 275,936,125.31/18,669.27
  6. Step 6: Final answer
    x = 14,780.23

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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.