Home / 46,665.60-69,980.16-20,352.36

Finding the Fourth Proportional to 46,665.60, 69,980.16 and 20,352.36

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Solution

The fourth proportional to 46,665.60, 69,980.16 and 20,352.36 is: 30,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,665.60 : 69,980.16 = 20,352.36 : x
  2. Step 2: Convert to fraction form
    46,665.60/69,980.16 = 20,352.36/x
  3. Step 3: Cross multiply
    46,665.60x = 69,980.16 × 20,352.36
  4. Step 4: Simplify right side
    46,665.60x = 1,424,261,409.18
  5. Step 5: Solve for x
    x = 1,424,261,409.18/46,665.60
  6. Step 6: Final answer
    x = 30,520.58

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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.