Home / 39,051.36-58,578.84-12,756.24

Finding the Fourth Proportional to 39,051.36, 58,578.84 and 12,756.24

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Solution

The fourth proportional to 39,051.36, 58,578.84 and 12,756.24 is: 19,134.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,051.36 : 58,578.84 = 12,756.24 : x
  2. Step 2: Convert to fraction form
    39,051.36/58,578.84 = 12,756.24/x
  3. Step 3: Cross multiply
    39,051.36x = 58,578.84 × 12,756.24
  4. Step 4: Simplify right side
    39,051.36x = 747,245,741.96
  5. Step 5: Solve for x
    x = 747,245,741.96/39,051.36
  6. Step 6: Final answer
    x = 19,134.95

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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.