Home / 39,112.58-58,668.69-9,530.30

Finding the Fourth Proportional to 39,112.58, 58,668.69 and 9,530.30

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Solution

The fourth proportional to 39,112.58, 58,668.69 and 9,530.30 is: 14,295.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,112.58 : 58,668.69 = 9,530.30 : x
  2. Step 2: Convert to fraction form
    39,112.58/58,668.69 = 9,530.30/x
  3. Step 3: Cross multiply
    39,112.58x = 58,668.69 × 9,530.30
  4. Step 4: Simplify right side
    39,112.58x = 559,130,216.31
  5. Step 5: Solve for x
    x = 559,130,216.31/39,112.58
  6. Step 6: Final answer
    x = 14,295.41

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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.