Home / 43,975.74-65,969.08-14,385.62

Finding the Fourth Proportional to 43,975.74, 65,969.08 and 14,385.62

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Solution

The fourth proportional to 43,975.74, 65,969.08 and 14,385.62 is: 21,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,975.74 : 65,969.08 = 14,385.62 : x
  2. Step 2: Convert to fraction form
    43,975.74/65,969.08 = 14,385.62/x
  3. Step 3: Cross multiply
    43,975.74x = 65,969.08 × 14,385.62
  4. Step 4: Simplify right side
    43,975.74x = 949,006,116.63
  5. Step 5: Solve for x
    x = 949,006,116.63/43,975.74
  6. Step 6: Final answer
    x = 21,580.22

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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.