Home / 39,470.55-59,208.87-13,175.25

Finding the Fourth Proportional to 39,470.55, 59,208.87 and 13,175.25

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Solution

The fourth proportional to 39,470.55, 59,208.87 and 13,175.25 is: 19,763.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,470.55 : 59,208.87 = 13,175.25 : x
  2. Step 2: Convert to fraction form
    39,470.55/59,208.87 = 13,175.25/x
  3. Step 3: Cross multiply
    39,470.55x = 59,208.87 × 13,175.25
  4. Step 4: Simplify right side
    39,470.55x = 780,091,664.47
  5. Step 5: Solve for x
    x = 780,091,664.47/39,470.55
  6. Step 6: Final answer
    x = 19,763.89

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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.