Home / 24,302.40-33,556.80-15,808.80

Finding the Fourth Proportional to 24,302.40, 33,556.80 and 15,808.80

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Solution

The fourth proportional to 24,302.40, 33,556.80 and 15,808.80 is: 21,828.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,302.40 : 33,556.80 = 15,808.80 : x
  2. Step 2: Convert to fraction form
    24,302.40/33,556.80 = 15,808.80/x
  3. Step 3: Cross multiply
    24,302.40x = 33,556.80 × 15,808.80
  4. Step 4: Simplify right side
    24,302.40x = 530,492,739.84
  5. Step 5: Solve for x
    x = 530,492,739.84/24,302.40
  6. Step 6: Final answer
    x = 21,828.82

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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.