Home / 25,733.63-35,512.81-15,662.50

Finding the Fourth Proportional to 25,733.63, 35,512.81 and 15,662.50

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Solution

The fourth proportional to 25,733.63, 35,512.81 and 15,662.50 is: 21,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.63 : 35,512.81 = 15,662.50 : x
  2. Step 2: Convert to fraction form
    25,733.63/35,512.81 = 15,662.50/x
  3. Step 3: Cross multiply
    25,733.63x = 35,512.81 × 15,662.50
  4. Step 4: Simplify right side
    25,733.63x = 556,219,258.69
  5. Step 5: Solve for x
    x = 556,219,258.69/25,733.63
  6. Step 6: Final answer
    x = 21,614.49

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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.