Home / 30,815.14-46,185.56-14,152.18

Finding the Fourth Proportional to 30,815.14, 46,185.56 and 14,152.18

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Solution

The fourth proportional to 30,815.14, 46,185.56 and 14,152.18 is: 21,211.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,815.14 : 46,185.56 = 14,152.18 : x
  2. Step 2: Convert to fraction form
    30,815.14/46,185.56 = 14,152.18/x
  3. Step 3: Cross multiply
    30,815.14x = 46,185.56 × 14,152.18
  4. Step 4: Simplify right side
    30,815.14x = 653,626,358.52
  5. Step 5: Solve for x
    x = 653,626,358.52/30,815.14
  6. Step 6: Final answer
    x = 21,211.21

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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.