Home / 39,436.60-59,119.64-14,470.86

Finding the Fourth Proportional to 39,436.60, 59,119.64 and 14,470.86

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Solution

The fourth proportional to 39,436.60, 59,119.64 and 14,470.86 is: 21,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.60 : 59,119.64 = 14,470.86 : x
  2. Step 2: Convert to fraction form
    39,436.60/59,119.64 = 14,470.86/x
  3. Step 3: Cross multiply
    39,436.60x = 59,119.64 × 14,470.86
  4. Step 4: Simplify right side
    39,436.60x = 855,511,738.09
  5. Step 5: Solve for x
    x = 855,511,738.09/39,436.60
  6. Step 6: Final answer
    x = 21,693.35

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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.