Home / 47,290.32-70,945.86-14,012.99

Finding the Fourth Proportional to 47,290.32, 70,945.86 and 14,012.99

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Solution

The fourth proportional to 47,290.32, 70,945.86 and 14,012.99 is: 21,022.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,290.32 : 70,945.86 = 14,012.99 : x
  2. Step 2: Convert to fraction form
    47,290.32/70,945.86 = 14,012.99/x
  3. Step 3: Cross multiply
    47,290.32x = 70,945.86 × 14,012.99
  4. Step 4: Simplify right side
    47,290.32x = 994,163,271.99
  5. Step 5: Solve for x
    x = 994,163,271.99/47,290.32
  6. Step 6: Final answer
    x = 21,022.55

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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.