Home / 19,506.08-26,920.68-18,893.72

Finding the Fourth Proportional to 19,506.08, 26,920.68 and 18,893.72

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Solution

The fourth proportional to 19,506.08, 26,920.68 and 18,893.72 is: 26,075.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.08 : 26,920.68 = 18,893.72 : x
  2. Step 2: Convert to fraction form
    19,506.08/26,920.68 = 18,893.72/x
  3. Step 3: Cross multiply
    19,506.08x = 26,920.68 × 18,893.72
  4. Step 4: Simplify right side
    19,506.08x = 508,631,790.13
  5. Step 5: Solve for x
    x = 508,631,790.13/19,506.08
  6. Step 6: Final answer
    x = 26,075.55

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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.