Home / 25,389.10-38,054.21-15,009.58

Finding the Fourth Proportional to 25,389.10, 38,054.21 and 15,009.58

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Solution

The fourth proportional to 25,389.10, 38,054.21 and 15,009.58 is: 22,496.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.10 : 38,054.21 = 15,009.58 : x
  2. Step 2: Convert to fraction form
    25,389.10/38,054.21 = 15,009.58/x
  3. Step 3: Cross multiply
    25,389.10x = 38,054.21 × 15,009.58
  4. Step 4: Simplify right side
    25,389.10x = 571,177,709.33
  5. Step 5: Solve for x
    x = 571,177,709.33/25,389.10
  6. Step 6: Final answer
    x = 22,496.97

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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.