Home / 39,970.14-59,994.09-19,208.22

Finding the Fourth Proportional to 39,970.14, 59,994.09 and 19,208.22

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Solution

The fourth proportional to 39,970.14, 59,994.09 and 19,208.22 is: 28,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,970.14 : 59,994.09 = 19,208.22 : x
  2. Step 2: Convert to fraction form
    39,970.14/59,994.09 = 19,208.22/x
  3. Step 3: Cross multiply
    39,970.14x = 59,994.09 × 19,208.22
  4. Step 4: Simplify right side
    39,970.14x = 1,152,379,679.42
  5. Step 5: Solve for x
    x = 1,152,379,679.42/39,970.14
  6. Step 6: Final answer
    x = 28,831.01

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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.