Home / 39,663.93-59,497.86-13,012.60

Finding the Fourth Proportional to 39,663.93, 59,497.86 and 13,012.60

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Solution

The fourth proportional to 39,663.93, 59,497.86 and 13,012.60 is: 19,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,663.93 : 59,497.86 = 13,012.60 : x
  2. Step 2: Convert to fraction form
    39,663.93/59,497.86 = 13,012.60/x
  3. Step 3: Cross multiply
    39,663.93x = 59,497.86 × 13,012.60
  4. Step 4: Simplify right side
    39,663.93x = 774,221,853.04
  5. Step 5: Solve for x
    x = 774,221,853.04/39,663.93
  6. Step 6: Final answer
    x = 19,519.54

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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.