Home / 46,340.32-69,458.64-20,005.60

Finding the Fourth Proportional to 46,340.32, 69,458.64 and 20,005.60

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Solution

The fourth proportional to 46,340.32, 69,458.64 and 20,005.60 is: 29,986.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,340.32 : 69,458.64 = 20,005.60 : x
  2. Step 2: Convert to fraction form
    46,340.32/69,458.64 = 20,005.60/x
  3. Step 3: Cross multiply
    46,340.32x = 69,458.64 × 20,005.60
  4. Step 4: Simplify right side
    46,340.32x = 1,389,561,768.38
  5. Step 5: Solve for x
    x = 1,389,561,768.38/46,340.32
  6. Step 6: Final answer
    x = 29,986.02

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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.