Home / 17,880.54-26,777.64-8,967.84

Finding the Fourth Proportional to 17,880.54, 26,777.64 and 8,967.84

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Solution

The fourth proportional to 17,880.54, 26,777.64 and 8,967.84 is: 13,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.54 : 26,777.64 = 8,967.84 : x
  2. Step 2: Convert to fraction form
    17,880.54/26,777.64 = 8,967.84/x
  3. Step 3: Cross multiply
    17,880.54x = 26,777.64 × 8,967.84
  4. Step 4: Simplify right side
    17,880.54x = 240,137,591.10
  5. Step 5: Solve for x
    x = 240,137,591.10/17,880.54
  6. Step 6: Final answer
    x = 13,430.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.