Home / 25,496.18-35,188.53-20,106.26

Finding the Fourth Proportional to 25,496.18, 35,188.53 and 20,106.26

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Solution

The fourth proportional to 25,496.18, 35,188.53 and 20,106.26 is: 27,749.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,496.18 : 35,188.53 = 20,106.26 : x
  2. Step 2: Convert to fraction form
    25,496.18/35,188.53 = 20,106.26/x
  3. Step 3: Cross multiply
    25,496.18x = 35,188.53 × 20,106.26
  4. Step 4: Simplify right side
    25,496.18x = 707,509,733.20
  5. Step 5: Solve for x
    x = 707,509,733.20/25,496.18
  6. Step 6: Final answer
    x = 27,749.64

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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.