Home / 30,773.16-46,172.70-18,317.16

Finding the Fourth Proportional to 30,773.16, 46,172.70 and 18,317.16

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Solution

The fourth proportional to 30,773.16, 46,172.70 and 18,317.16 is: 27,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,773.16 : 46,172.70 = 18,317.16 : x
  2. Step 2: Convert to fraction form
    30,773.16/46,172.70 = 18,317.16/x
  3. Step 3: Cross multiply
    30,773.16x = 46,172.70 × 18,317.16
  4. Step 4: Simplify right side
    30,773.16x = 845,752,733.53
  5. Step 5: Solve for x
    x = 845,752,733.53/30,773.16
  6. Step 6: Final answer
    x = 27,483.45

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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.