Home / 46,518.73-69,801.15-18,438.16

Finding the Fourth Proportional to 46,518.73, 69,801.15 and 18,438.16

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Solution

The fourth proportional to 46,518.73, 69,801.15 and 18,438.16 is: 27,666.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,518.73 : 69,801.15 = 18,438.16 : x
  2. Step 2: Convert to fraction form
    46,518.73/69,801.15 = 18,438.16/x
  3. Step 3: Cross multiply
    46,518.73x = 69,801.15 × 18,438.16
  4. Step 4: Simplify right side
    46,518.73x = 1,287,004,771.88
  5. Step 5: Solve for x
    x = 1,287,004,771.88/46,518.73
  6. Step 6: Final answer
    x = 27,666.38

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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.