Home / 30,772.35-46,158.53-17,615.45

Finding the Fourth Proportional to 30,772.35, 46,158.53 and 17,615.45

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Solution

The fourth proportional to 30,772.35, 46,158.53 and 17,615.45 is: 26,423.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,772.35 : 46,158.53 = 17,615.45 : x
  2. Step 2: Convert to fraction form
    30,772.35/46,158.53 = 17,615.45/x
  3. Step 3: Cross multiply
    30,772.35x = 46,158.53 × 17,615.45
  4. Step 4: Simplify right side
    30,772.35x = 813,103,304.61
  5. Step 5: Solve for x
    x = 813,103,304.61/30,772.35
  6. Step 6: Final answer
    x = 26,423.18

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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.