Home / 39,062.36-58,520.06-19,317.80

Finding the Fourth Proportional to 39,062.36, 58,520.06 and 19,317.80

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Solution

The fourth proportional to 39,062.36, 58,520.06 and 19,317.80 is: 28,940.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,062.36 : 58,520.06 = 19,317.80 : x
  2. Step 2: Convert to fraction form
    39,062.36/58,520.06 = 19,317.80/x
  3. Step 3: Cross multiply
    39,062.36x = 58,520.06 × 19,317.80
  4. Step 4: Simplify right side
    39,062.36x = 1,130,478,815.07
  5. Step 5: Solve for x
    x = 1,130,478,815.07/39,062.36
  6. Step 6: Final answer
    x = 28,940.36

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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.