Home / 30,724.16-46,047.90-13,173.62

Finding the Fourth Proportional to 30,724.16, 46,047.90 and 13,173.62

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Solution

The fourth proportional to 30,724.16, 46,047.90 and 13,173.62 is: 19,743.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,724.16 : 46,047.90 = 13,173.62 : x
  2. Step 2: Convert to fraction form
    30,724.16/46,047.90 = 13,173.62/x
  3. Step 3: Cross multiply
    30,724.16x = 46,047.90 × 13,173.62
  4. Step 4: Simplify right side
    30,724.16x = 606,617,536.40
  5. Step 5: Solve for x
    x = 606,617,536.40/30,724.16
  6. Step 6: Final answer
    x = 19,743.99

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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.