Home / 39,740.75-59,611.26-12,038.75

Finding the Fourth Proportional to 39,740.75, 59,611.26 and 12,038.75

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Solution

The fourth proportional to 39,740.75, 59,611.26 and 12,038.75 is: 18,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,740.75 : 59,611.26 = 12,038.75 : x
  2. Step 2: Convert to fraction form
    39,740.75/59,611.26 = 12,038.75/x
  3. Step 3: Cross multiply
    39,740.75x = 59,611.26 × 12,038.75
  4. Step 4: Simplify right side
    39,740.75x = 717,645,056.33
  5. Step 5: Solve for x
    x = 717,645,056.33/39,740.75
  6. Step 6: Final answer
    x = 18,058.17

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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.