Home / 53,050.40-73,208.22-28,851.07

Finding the Fourth Proportional to 53,050.40, 73,208.22 and 28,851.07

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Solution

The fourth proportional to 53,050.40, 73,208.22 and 28,851.07 is: 39,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.40 : 73,208.22 = 28,851.07 : x
  2. Step 2: Convert to fraction form
    53,050.40/73,208.22 = 28,851.07/x
  3. Step 3: Cross multiply
    53,050.40x = 73,208.22 × 28,851.07
  4. Step 4: Simplify right side
    53,050.40x = 2,112,135,479.80
  5. Step 5: Solve for x
    x = 2,112,135,479.80/53,050.40
  6. Step 6: Final answer
    x = 39,813.75

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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.