Home / 15,567.03-21,482.55-8,493.44

Finding the Fourth Proportional to 15,567.03, 21,482.55 and 8,493.44

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Solution

The fourth proportional to 15,567.03, 21,482.55 and 8,493.44 is: 11,720.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.03 : 21,482.55 = 8,493.44 : x
  2. Step 2: Convert to fraction form
    15,567.03/21,482.55 = 8,493.44/x
  3. Step 3: Cross multiply
    15,567.03x = 21,482.55 × 8,493.44
  4. Step 4: Simplify right side
    15,567.03x = 182,460,642.06
  5. Step 5: Solve for x
    x = 182,460,642.06/15,567.03
  6. Step 6: Final answer
    x = 11,720.97

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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.