Home / 26,174.04-39,242.50-12,315.48

Finding the Fourth Proportional to 26,174.04, 39,242.50 and 12,315.48

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Solution

The fourth proportional to 26,174.04, 39,242.50 and 12,315.48 is: 18,464.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,174.04 : 39,242.50 = 12,315.48 : x
  2. Step 2: Convert to fraction form
    26,174.04/39,242.50 = 12,315.48/x
  3. Step 3: Cross multiply
    26,174.04x = 39,242.50 × 12,315.48
  4. Step 4: Simplify right side
    26,174.04x = 483,290,223.90
  5. Step 5: Solve for x
    x = 483,290,223.90/26,174.04
  6. Step 6: Final answer
    x = 18,464.49

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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.