Home / 19,099.04-26,356.56-11,140.64

Finding the Fourth Proportional to 19,099.04, 26,356.56 and 11,140.64

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Solution

The fourth proportional to 19,099.04, 26,356.56 and 11,140.64 is: 15,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,099.04 : 26,356.56 = 11,140.64 : x
  2. Step 2: Convert to fraction form
    19,099.04/26,356.56 = 11,140.64/x
  3. Step 3: Cross multiply
    19,099.04x = 26,356.56 × 11,140.64
  4. Step 4: Simplify right side
    19,099.04x = 293,628,946.60
  5. Step 5: Solve for x
    x = 293,628,946.60/19,099.04
  6. Step 6: Final answer
    x = 15,374.02

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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.