Home / 15,588.33-21,512.01-8,514.93

Finding the Fourth Proportional to 15,588.33, 21,512.01 and 8,514.93

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Solution

The fourth proportional to 15,588.33, 21,512.01 and 8,514.93 is: 11,750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588.33 : 21,512.01 = 8,514.93 : x
  2. Step 2: Convert to fraction form
    15,588.33/21,512.01 = 8,514.93/x
  3. Step 3: Cross multiply
    15,588.33x = 21,512.01 × 8,514.93
  4. Step 4: Simplify right side
    15,588.33x = 183,173,259.31
  5. Step 5: Solve for x
    x = 183,173,259.31/15,588.33
  6. Step 6: Final answer
    x = 11,750.67

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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.