Home / 23,638.80-35,429.40-10,477.20

Finding the Fourth Proportional to 23,638.80, 35,429.40 and 10,477.20

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Solution

The fourth proportional to 23,638.80, 35,429.40 and 10,477.20 is: 15,703.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,638.80 : 35,429.40 = 10,477.20 : x
  2. Step 2: Convert to fraction form
    23,638.80/35,429.40 = 10,477.20/x
  3. Step 3: Cross multiply
    23,638.80x = 35,429.40 × 10,477.20
  4. Step 4: Simplify right side
    23,638.80x = 371,200,909.68
  5. Step 5: Solve for x
    x = 371,200,909.68/23,638.80
  6. Step 6: Final answer
    x = 15,703.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.