Home / 30,690.36-46,069.68-15,895.32

Finding the Fourth Proportional to 30,690.36, 46,069.68 and 15,895.32

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Solution

The fourth proportional to 30,690.36, 46,069.68 and 15,895.32 is: 23,860.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,690.36 : 46,069.68 = 15,895.32 : x
  2. Step 2: Convert to fraction form
    30,690.36/46,069.68 = 15,895.32/x
  3. Step 3: Cross multiply
    30,690.36x = 46,069.68 × 15,895.32
  4. Step 4: Simplify right side
    30,690.36x = 732,292,305.90
  5. Step 5: Solve for x
    x = 732,292,305.90/30,690.36
  6. Step 6: Final answer
    x = 23,860.66

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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.