Home / 25,825.37-35,615.31-17,320.67

Finding the Fourth Proportional to 25,825.37, 35,615.31 and 17,320.67

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Solution

The fourth proportional to 25,825.37, 35,615.31 and 17,320.67 is: 23,886.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,825.37 : 35,615.31 = 17,320.67 : x
  2. Step 2: Convert to fraction form
    25,825.37/35,615.31 = 17,320.67/x
  3. Step 3: Cross multiply
    25,825.37x = 35,615.31 × 17,320.67
  4. Step 4: Simplify right side
    25,825.37x = 616,881,031.46
  5. Step 5: Solve for x
    x = 616,881,031.46/25,825.37
  6. Step 6: Final answer
    x = 23,886.63

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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.