Home / 15,594.35-21,514.07-9,615.63

Finding the Fourth Proportional to 15,594.35, 21,514.07 and 9,615.63

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Solution

The fourth proportional to 15,594.35, 21,514.07 and 9,615.63 is: 13,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.35 : 21,514.07 = 9,615.63 : x
  2. Step 2: Convert to fraction form
    15,594.35/21,514.07 = 9,615.63/x
  3. Step 3: Cross multiply
    15,594.35x = 21,514.07 × 9,615.63
  4. Step 4: Simplify right side
    15,594.35x = 206,871,288.84
  5. Step 5: Solve for x
    x = 206,871,288.84/15,594.35
  6. Step 6: Final answer
    x = 13,265.79

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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.