Home / 15,627.33-21,565.98-8,554.14

Finding the Fourth Proportional to 15,627.33, 21,565.98 and 8,554.14

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Solution

The fourth proportional to 15,627.33, 21,565.98 and 8,554.14 is: 11,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.33 : 21,565.98 = 8,554.14 : x
  2. Step 2: Convert to fraction form
    15,627.33/21,565.98 = 8,554.14/x
  3. Step 3: Cross multiply
    15,627.33x = 21,565.98 × 8,554.14
  4. Step 4: Simplify right side
    15,627.33x = 184,478,412.16
  5. Step 5: Solve for x
    x = 184,478,412.16/15,627.33
  6. Step 6: Final answer
    x = 11,804.86

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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.