Home / 30,774.36-46,161.54-9,729.18

Finding the Fourth Proportional to 30,774.36, 46,161.54 and 9,729.18

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Solution

The fourth proportional to 30,774.36, 46,161.54 and 9,729.18 is: 14,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774.36 : 46,161.54 = 9,729.18 : x
  2. Step 2: Convert to fraction form
    30,774.36/46,161.54 = 9,729.18/x
  3. Step 3: Cross multiply
    30,774.36x = 46,161.54 × 9,729.18
  4. Step 4: Simplify right side
    30,774.36x = 449,113,931.74
  5. Step 5: Solve for x
    x = 449,113,931.74/30,774.36
  6. Step 6: Final answer
    x = 14,593.77

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Similar ratio
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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.