Home / 25,384.64-35,031.65-16,871.94

Finding the Fourth Proportional to 25,384.64, 35,031.65 and 16,871.94

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Solution

The fourth proportional to 25,384.64, 35,031.65 and 16,871.94 is: 23,283.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.64 : 35,031.65 = 16,871.94 : x
  2. Step 2: Convert to fraction form
    25,384.64/35,031.65 = 16,871.94/x
  3. Step 3: Cross multiply
    25,384.64x = 35,031.65 × 16,871.94
  4. Step 4: Simplify right side
    25,384.64x = 591,051,812.54
  5. Step 5: Solve for x
    x = 591,051,812.54/25,384.64
  6. Step 6: Final answer
    x = 23,283.84

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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.