Home / 33,629.02-46,407.72-18,521.40

Finding the Fourth Proportional to 33,629.02, 46,407.72 and 18,521.40

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Solution

The fourth proportional to 33,629.02, 46,407.72 and 18,521.40 is: 25,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.02 : 46,407.72 = 18,521.40 : x
  2. Step 2: Convert to fraction form
    33,629.02/46,407.72 = 18,521.40/x
  3. Step 3: Cross multiply
    33,629.02x = 46,407.72 × 18,521.40
  4. Step 4: Simplify right side
    33,629.02x = 859,535,945.21
  5. Step 5: Solve for x
    x = 859,535,945.21/33,629.02
  6. Step 6: Final answer
    x = 25,559.35

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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.