Home / 39,308.24-58,971.57-13,012.97

Finding the Fourth Proportional to 39,308.24, 58,971.57 and 13,012.97

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Solution

The fourth proportional to 39,308.24, 58,971.57 and 13,012.97 is: 19,522.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,308.24 : 58,971.57 = 13,012.97 : x
  2. Step 2: Convert to fraction form
    39,308.24/58,971.57 = 13,012.97/x
  3. Step 3: Cross multiply
    39,308.24x = 58,971.57 × 13,012.97
  4. Step 4: Simplify right side
    39,308.24x = 767,395,271.26
  5. Step 5: Solve for x
    x = 767,395,271.26/39,308.24
  6. Step 6: Final answer
    x = 19,522.50

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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.