Home / 30,352.86-45,549.74-10,631.59

Finding the Fourth Proportional to 30,352.86, 45,549.74 and 10,631.59

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Solution

The fourth proportional to 30,352.86, 45,549.74 and 10,631.59 is: 15,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.86 : 45,549.74 = 10,631.59 : x
  2. Step 2: Convert to fraction form
    30,352.86/45,549.74 = 10,631.59/x
  3. Step 3: Cross multiply
    30,352.86x = 45,549.74 × 10,631.59
  4. Step 4: Simplify right side
    30,352.86x = 484,266,072.99
  5. Step 5: Solve for x
    x = 484,266,072.99/30,352.86
  6. Step 6: Final answer
    x = 15,954.55

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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.