Home / 46,130.72-69,193.20-18,408.80

Finding the Fourth Proportional to 46,130.72, 69,193.20 and 18,408.80

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Solution

The fourth proportional to 46,130.72, 69,193.20 and 18,408.80 is: 27,612.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,130.72 : 69,193.20 = 18,408.80 : x
  2. Step 2: Convert to fraction form
    46,130.72/69,193.20 = 18,408.80/x
  3. Step 3: Cross multiply
    46,130.72x = 69,193.20 × 18,408.80
  4. Step 4: Simplify right side
    46,130.72x = 1,273,763,780.16
  5. Step 5: Solve for x
    x = 1,273,763,780.16/46,130.72
  6. Step 6: Final answer
    x = 27,612.05

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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.