Home / 43,589.77-60,138.41-28,491.15

Finding the Fourth Proportional to 43,589.77, 60,138.41 and 28,491.15

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Solution

The fourth proportional to 43,589.77, 60,138.41 and 28,491.15 is: 39,307.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,589.77 : 60,138.41 = 28,491.15 : x
  2. Step 2: Convert to fraction form
    43,589.77/60,138.41 = 28,491.15/x
  3. Step 3: Cross multiply
    43,589.77x = 60,138.41 × 28,491.15
  4. Step 4: Simplify right side
    43,589.77x = 1,713,412,460.07
  5. Step 5: Solve for x
    x = 1,713,412,460.07/43,589.77
  6. Step 6: Final answer
    x = 39,307.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.