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Finding the Fourth Proportional to 46,675.54, 70,013.53 and 11,615.20

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Solution

The fourth proportional to 46,675.54, 70,013.53 and 11,615.20 is: 17,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,675.54 : 70,013.53 = 11,615.20 : x
  2. Step 2: Convert to fraction form
    46,675.54/70,013.53 = 11,615.20/x
  3. Step 3: Cross multiply
    46,675.54x = 70,013.53 × 11,615.20
  4. Step 4: Simplify right side
    46,675.54x = 813,220,993.14
  5. Step 5: Solve for x
    x = 813,220,993.14/46,675.54
  6. Step 6: Final answer
    x = 17,422.85

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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.