Home / 26,323.20-39,477.60-10,742.40

Finding the Fourth Proportional to 26,323.20, 39,477.60 and 10,742.40

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Solution

The fourth proportional to 26,323.20, 39,477.60 and 10,742.40 is: 16,110.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,323.20 : 39,477.60 = 10,742.40 : x
  2. Step 2: Convert to fraction form
    26,323.20/39,477.60 = 10,742.40/x
  3. Step 3: Cross multiply
    26,323.20x = 39,477.60 × 10,742.40
  4. Step 4: Simplify right side
    26,323.20x = 424,084,170.24
  5. Step 5: Solve for x
    x = 424,084,170.24/26,323.20
  6. Step 6: Final answer
    x = 16,110.66

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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.