Home / 19,280.73-26,607.77-11,727.38

Finding the Fourth Proportional to 19,280.73, 26,607.77 and 11,727.38

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Solution

The fourth proportional to 19,280.73, 26,607.77 and 11,727.38 is: 16,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.73 : 26,607.77 = 11,727.38 : x
  2. Step 2: Convert to fraction form
    19,280.73/26,607.77 = 11,727.38/x
  3. Step 3: Cross multiply
    19,280.73x = 26,607.77 × 11,727.38
  4. Step 4: Simplify right side
    19,280.73x = 312,039,547.57
  5. Step 5: Solve for x
    x = 312,039,547.57/19,280.73
  6. Step 6: Final answer
    x = 16,184.01

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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.