Home / 30,950.10-46,392.03-14,290.74

Finding the Fourth Proportional to 30,950.10, 46,392.03 and 14,290.74

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Solution

The fourth proportional to 30,950.10, 46,392.03 and 14,290.74 is: 21,420.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,950.10 : 46,392.03 = 14,290.74 : x
  2. Step 2: Convert to fraction form
    30,950.10/46,392.03 = 14,290.74/x
  3. Step 3: Cross multiply
    30,950.10x = 46,392.03 × 14,290.74
  4. Step 4: Simplify right side
    30,950.10x = 662,976,438.80
  5. Step 5: Solve for x
    x = 662,976,438.80/30,950.10
  6. Step 6: Final answer
    x = 21,420.82

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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.