Home / 30,033.73-45,054.74-10,309.72

Finding the Fourth Proportional to 30,033.73, 45,054.74 and 10,309.72

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Solution

The fourth proportional to 30,033.73, 45,054.74 and 10,309.72 is: 15,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.73 : 45,054.74 = 10,309.72 : x
  2. Step 2: Convert to fraction form
    30,033.73/45,054.74 = 10,309.72/x
  3. Step 3: Cross multiply
    30,033.73x = 45,054.74 × 10,309.72
  4. Step 4: Simplify right side
    30,033.73x = 464,501,754.07
  5. Step 5: Solve for x
    x = 464,501,754.07/30,033.73
  6. Step 6: Final answer
    x = 15,466.00

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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.