Home / 46,946.85-70,431.79-13,667.21

Finding the Fourth Proportional to 46,946.85, 70,431.79 and 13,667.21

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Solution

The fourth proportional to 46,946.85, 70,431.79 and 13,667.21 is: 20,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,946.85 : 70,431.79 = 13,667.21 : x
  2. Step 2: Convert to fraction form
    46,946.85/70,431.79 = 13,667.21/x
  3. Step 3: Cross multiply
    46,946.85x = 70,431.79 × 13,667.21
  4. Step 4: Simplify right side
    46,946.85x = 962,605,968.02
  5. Step 5: Solve for x
    x = 962,605,968.02/46,946.85
  6. Step 6: Final answer
    x = 20,504.17

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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.