Home / 39,889.04-59,812.40-11,805.24

Finding the Fourth Proportional to 39,889.04, 59,812.40 and 11,805.24

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Solution

The fourth proportional to 39,889.04, 59,812.40 and 11,805.24 is: 17,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,889.04 : 59,812.40 = 11,805.24 : x
  2. Step 2: Convert to fraction form
    39,889.04/59,812.40 = 11,805.24/x
  3. Step 3: Cross multiply
    39,889.04x = 59,812.40 × 11,805.24
  4. Step 4: Simplify right side
    39,889.04x = 706,099,736.98
  5. Step 5: Solve for x
    x = 706,099,736.98/39,889.04
  6. Step 6: Final answer
    x = 17,701.60

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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.