Home / 34,014.21-46,928.40-20,580.36

Finding the Fourth Proportional to 34,014.21, 46,928.40 and 20,580.36

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Solution

The fourth proportional to 34,014.21, 46,928.40 and 20,580.36 is: 28,394.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,014.21 : 46,928.40 = 20,580.36 : x
  2. Step 2: Convert to fraction form
    34,014.21/46,928.40 = 20,580.36/x
  3. Step 3: Cross multiply
    34,014.21x = 46,928.40 × 20,580.36
  4. Step 4: Simplify right side
    34,014.21x = 965,803,366.22
  5. Step 5: Solve for x
    x = 965,803,366.22/34,014.21
  6. Step 6: Final answer
    x = 28,394.11

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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.