Home / 19,271.28-26,599.20-10,892.64

Finding the Fourth Proportional to 19,271.28, 26,599.20 and 10,892.64

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Solution

The fourth proportional to 19,271.28, 26,599.20 and 10,892.64 is: 15,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.28 : 26,599.20 = 10,892.64 : x
  2. Step 2: Convert to fraction form
    19,271.28/26,599.20 = 10,892.64/x
  3. Step 3: Cross multiply
    19,271.28x = 26,599.20 × 10,892.64
  4. Step 4: Simplify right side
    19,271.28x = 289,735,509.89
  5. Step 5: Solve for x
    x = 289,735,509.89/19,271.28
  6. Step 6: Final answer
    x = 15,034.58

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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.