Home / 39,867.96-59,772.60-19,106.04

Finding the Fourth Proportional to 39,867.96, 59,772.60 and 19,106.04

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Solution

The fourth proportional to 39,867.96, 59,772.60 and 19,106.04 is: 28,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,867.96 : 59,772.60 = 19,106.04 : x
  2. Step 2: Convert to fraction form
    39,867.96/59,772.60 = 19,106.04/x
  3. Step 3: Cross multiply
    39,867.96x = 59,772.60 × 19,106.04
  4. Step 4: Simplify right side
    39,867.96x = 1,142,017,686.50
  5. Step 5: Solve for x
    x = 1,142,017,686.50/39,867.96
  6. Step 6: Final answer
    x = 28,645.00

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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.