Home / 19,069.57-26,316-11,617.57

Finding the Fourth Proportional to 19,069.57, 26,316 and 11,617.57

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Solution

The fourth proportional to 19,069.57, 26,316 and 11,617.57 is: 16,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.57 : 26,316 = 11,617.57 : x
  2. Step 2: Convert to fraction form
    19,069.57/26,316 = 11,617.57/x
  3. Step 3: Cross multiply
    19,069.57x = 26,316 × 11,617.57
  4. Step 4: Simplify right side
    19,069.57x = 305,727,972.12
  5. Step 5: Solve for x
    x = 305,727,972.12/19,069.57
  6. Step 6: Final answer
    x = 16,032.24

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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.