Home / 19,314.28-26,658.60-10,935.64

Finding the Fourth Proportional to 19,314.28, 26,658.60 and 10,935.64

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Solution

The fourth proportional to 19,314.28, 26,658.60 and 10,935.64 is: 15,093.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.28 : 26,658.60 = 10,935.64 : x
  2. Step 2: Convert to fraction form
    19,314.28/26,658.60 = 10,935.64/x
  3. Step 3: Cross multiply
    19,314.28x = 26,658.60 × 10,935.64
  4. Step 4: Simplify right side
    19,314.28x = 291,528,852.50
  5. Step 5: Solve for x
    x = 291,528,852.50/19,314.28
  6. Step 6: Final answer
    x = 15,093.95

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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.