Home / 30,290.46-45,433.77-14,506.74

Finding the Fourth Proportional to 30,290.46, 45,433.77 and 14,506.74

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Solution

The fourth proportional to 30,290.46, 45,433.77 and 14,506.74 is: 21,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,290.46 : 45,433.77 = 14,506.74 : x
  2. Step 2: Convert to fraction form
    30,290.46/45,433.77 = 14,506.74/x
  3. Step 3: Cross multiply
    30,290.46x = 45,433.77 × 14,506.74
  4. Step 4: Simplify right side
    30,290.46x = 659,095,888.61
  5. Step 5: Solve for x
    x = 659,095,888.61/30,290.46
  6. Step 6: Final answer
    x = 21,759.19

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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.