Home / 18,551.28-25,599.60-10,167.84

Finding the Fourth Proportional to 18,551.28, 25,599.60 and 10,167.84

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Solution

The fourth proportional to 18,551.28, 25,599.60 and 10,167.84 is: 14,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551.28 : 25,599.60 = 10,167.84 : x
  2. Step 2: Convert to fraction form
    18,551.28/25,599.60 = 10,167.84/x
  3. Step 3: Cross multiply
    18,551.28x = 25,599.60 × 10,167.84
  4. Step 4: Simplify right side
    18,551.28x = 260,292,636.86
  5. Step 5: Solve for x
    x = 260,292,636.86/18,551.28
  6. Step 6: Final answer
    x = 14,030.98

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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.