Home / 43,790.06-65,694.70-14,210.88

Finding the Fourth Proportional to 43,790.06, 65,694.70 and 14,210.88

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Solution

The fourth proportional to 43,790.06, 65,694.70 and 14,210.88 is: 21,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,790.06 : 65,694.70 = 14,210.88 : x
  2. Step 2: Convert to fraction form
    43,790.06/65,694.70 = 14,210.88/x
  3. Step 3: Cross multiply
    43,790.06x = 65,694.70 × 14,210.88
  4. Step 4: Simplify right side
    43,790.06x = 933,579,498.34
  5. Step 5: Solve for x
    x = 933,579,498.34/43,790.06
  6. Step 6: Final answer
    x = 21,319.44

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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.