Home / 47,656.35-71,485.03-14,376.70

Finding the Fourth Proportional to 47,656.35, 71,485.03 and 14,376.70

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Solution

The fourth proportional to 47,656.35, 71,485.03 and 14,376.70 is: 21,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,656.35 : 71,485.03 = 14,376.70 : x
  2. Step 2: Convert to fraction form
    47,656.35/71,485.03 = 14,376.70/x
  3. Step 3: Cross multiply
    47,656.35x = 71,485.03 × 14,376.70
  4. Step 4: Simplify right side
    47,656.35x = 1,027,718,831.05
  5. Step 5: Solve for x
    x = 1,027,718,831.05/47,656.35
  6. Step 6: Final answer
    x = 21,565.20

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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.