Home / 30,860.46-46,283.40-14,210.10

Finding the Fourth Proportional to 30,860.46, 46,283.40 and 14,210.10

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Solution

The fourth proportional to 30,860.46, 46,283.40 and 14,210.10 is: 21,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.46 : 46,283.40 = 14,210.10 : x
  2. Step 2: Convert to fraction form
    30,860.46/46,283.40 = 14,210.10/x
  3. Step 3: Cross multiply
    30,860.46x = 46,283.40 × 14,210.10
  4. Step 4: Simplify right side
    30,860.46x = 657,691,742.34
  5. Step 5: Solve for x
    x = 657,691,742.34/30,860.46
  6. Step 6: Final answer
    x = 21,311.79

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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.