Home / 26,868.54-37,078.62-14,931.60

Finding the Fourth Proportional to 26,868.54, 37,078.62 and 14,931.60

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Solution

The fourth proportional to 26,868.54, 37,078.62 and 14,931.60 is: 20,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.54 : 37,078.62 = 14,931.60 : x
  2. Step 2: Convert to fraction form
    26,868.54/37,078.62 = 14,931.60/x
  3. Step 3: Cross multiply
    26,868.54x = 37,078.62 × 14,931.60
  4. Step 4: Simplify right side
    26,868.54x = 553,643,122.39
  5. Step 5: Solve for x
    x = 553,643,122.39/26,868.54
  6. Step 6: Final answer
    x = 20,605.63

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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.