Home / 26,328.80-39,493.20-23,315.60

Finding the Fourth Proportional to 26,328.80, 39,493.20 and 23,315.60

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Solution

The fourth proportional to 26,328.80, 39,493.20 and 23,315.60 is: 34,973.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,328.80 : 39,493.20 = 23,315.60 : x
  2. Step 2: Convert to fraction form
    26,328.80/39,493.20 = 23,315.60/x
  3. Step 3: Cross multiply
    26,328.80x = 39,493.20 × 23,315.60
  4. Step 4: Simplify right side
    26,328.80x = 920,807,653.92
  5. Step 5: Solve for x
    x = 920,807,653.92/26,328.80
  6. Step 6: Final answer
    x = 34,973.40

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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.