Home / 43,109.84-59,474.70-31,806.47

Finding the Fourth Proportional to 43,109.84, 59,474.70 and 31,806.47

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Solution

The fourth proportional to 43,109.84, 59,474.70 and 31,806.47 is: 43,880.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,109.84 : 59,474.70 = 31,806.47 : x
  2. Step 2: Convert to fraction form
    43,109.84/59,474.70 = 31,806.47/x
  3. Step 3: Cross multiply
    43,109.84x = 59,474.70 × 31,806.47
  4. Step 4: Simplify right side
    43,109.84x = 1,891,680,410.00
  5. Step 5: Solve for x
    x = 1,891,680,410.00/43,109.84
  6. Step 6: Final answer
    x = 43,880.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.