Home / 31,918.56-44,048.80-17,578.99

Finding the Fourth Proportional to 31,918.56, 44,048.80 and 17,578.99

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Solution

The fourth proportional to 31,918.56, 44,048.80 and 17,578.99 is: 24,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918.56 : 44,048.80 = 17,578.99 : x
  2. Step 2: Convert to fraction form
    31,918.56/44,048.80 = 17,578.99/x
  3. Step 3: Cross multiply
    31,918.56x = 44,048.80 × 17,578.99
  4. Step 4: Simplify right side
    31,918.56x = 774,333,491.75
  5. Step 5: Solve for x
    x = 774,333,491.75/31,918.56
  6. Step 6: Final answer
    x = 24,259.67

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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.