Home / 19,068.18-26,313.09-11,111.22

Finding the Fourth Proportional to 19,068.18, 26,313.09 and 11,111.22

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Solution

The fourth proportional to 19,068.18, 26,313.09 and 11,111.22 is: 15,332.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.18 : 26,313.09 = 11,111.22 : x
  2. Step 2: Convert to fraction form
    19,068.18/26,313.09 = 11,111.22/x
  3. Step 3: Cross multiply
    19,068.18x = 26,313.09 × 11,111.22
  4. Step 4: Simplify right side
    19,068.18x = 292,370,531.87
  5. Step 5: Solve for x
    x = 292,370,531.87/19,068.18
  6. Step 6: Final answer
    x = 15,332.90

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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.