Home / 46,840.80-64,662.60-28,946.28

Finding the Fourth Proportional to 46,840.80, 64,662.60 and 28,946.28

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Solution

The fourth proportional to 46,840.80, 64,662.60 and 28,946.28 is: 39,959.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,840.80 : 64,662.60 = 28,946.28 : x
  2. Step 2: Convert to fraction form
    46,840.80/64,662.60 = 28,946.28/x
  3. Step 3: Cross multiply
    46,840.80x = 64,662.60 × 28,946.28
  4. Step 4: Simplify right side
    46,840.80x = 1,871,741,725.13
  5. Step 5: Solve for x
    x = 1,871,741,725.13/46,840.80
  6. Step 6: Final answer
    x = 39,959.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.