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Finding the Fourth Proportional to 46,993.95, 70,491.12 and 11,933.49

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Solution

The fourth proportional to 46,993.95, 70,491.12 and 11,933.49 is: 17,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,993.95 : 70,491.12 = 11,933.49 : x
  2. Step 2: Convert to fraction form
    46,993.95/70,491.12 = 11,933.49/x
  3. Step 3: Cross multiply
    46,993.95x = 70,491.12 × 11,933.49
  4. Step 4: Simplify right side
    46,993.95x = 841,205,075.61
  5. Step 5: Solve for x
    x = 841,205,075.61/46,993.95
  6. Step 6: Final answer
    x = 17,900.28

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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.