Home / 18,669.44-25,762.90-10,171.52

Finding the Fourth Proportional to 18,669.44, 25,762.90 and 10,171.52

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Solution

The fourth proportional to 18,669.44, 25,762.90 and 10,171.52 is: 14,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.44 : 25,762.90 = 10,171.52 : x
  2. Step 2: Convert to fraction form
    18,669.44/25,762.90 = 10,171.52/x
  3. Step 3: Cross multiply
    18,669.44x = 25,762.90 × 10,171.52
  4. Step 4: Simplify right side
    18,669.44x = 262,047,852.61
  5. Step 5: Solve for x
    x = 262,047,852.61/18,669.44
  6. Step 6: Final answer
    x = 14,036.19

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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.