Home / 30,895.98-46,346.40-12,174.72

Finding the Fourth Proportional to 30,895.98, 46,346.40 and 12,174.72

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Solution

The fourth proportional to 30,895.98, 46,346.40 and 12,174.72 is: 18,263.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.98 : 46,346.40 = 12,174.72 : x
  2. Step 2: Convert to fraction form
    30,895.98/46,346.40 = 12,174.72/x
  3. Step 3: Cross multiply
    30,895.98x = 46,346.40 × 12,174.72
  4. Step 4: Simplify right side
    30,895.98x = 564,254,443.01
  5. Step 5: Solve for x
    x = 564,254,443.01/30,895.98
  6. Step 6: Final answer
    x = 18,263.04

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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.