Home / 39,665.61-59,498.62-13,370.58

Finding the Fourth Proportional to 39,665.61, 59,498.62 and 13,370.58

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Solution

The fourth proportional to 39,665.61, 59,498.62 and 13,370.58 is: 20,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,665.61 : 59,498.62 = 13,370.58 : x
  2. Step 2: Convert to fraction form
    39,665.61/59,498.62 = 13,370.58/x
  3. Step 3: Cross multiply
    39,665.61x = 59,498.62 × 13,370.58
  4. Step 4: Simplify right side
    39,665.61x = 795,531,058.60
  5. Step 5: Solve for x
    x = 795,531,058.60/39,665.61
  6. Step 6: Final answer
    x = 20,055.94

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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.