Home / 30,845.09-46,275.71-10,853.78

Finding the Fourth Proportional to 30,845.09, 46,275.71 and 10,853.78

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Solution

The fourth proportional to 30,845.09, 46,275.71 and 10,853.78 is: 16,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,845.09 : 46,275.71 = 10,853.78 : x
  2. Step 2: Convert to fraction form
    30,845.09/46,275.71 = 10,853.78/x
  3. Step 3: Cross multiply
    30,845.09x = 46,275.71 × 10,853.78
  4. Step 4: Simplify right side
    30,845.09x = 502,266,090.04
  5. Step 5: Solve for x
    x = 502,266,090.04/30,845.09
  6. Step 6: Final answer
    x = 16,283.50

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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.