Home / 19,259.28-26,582.64-10,880.64

Finding the Fourth Proportional to 19,259.28, 26,582.64 and 10,880.64

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Solution

The fourth proportional to 19,259.28, 26,582.64 and 10,880.64 is: 15,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.28 : 26,582.64 = 10,880.64 : x
  2. Step 2: Convert to fraction form
    19,259.28/26,582.64 = 10,880.64/x
  3. Step 3: Cross multiply
    19,259.28x = 26,582.64 × 10,880.64
  4. Step 4: Simplify right side
    19,259.28x = 289,236,136.09
  5. Step 5: Solve for x
    x = 289,236,136.09/19,259.28
  6. Step 6: Final answer
    x = 15,018.01

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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.