Home / 28,698.35-39,606.93-17,374.08

Finding the Fourth Proportional to 28,698.35, 39,606.93 and 17,374.08

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Solution

The fourth proportional to 28,698.35, 39,606.93 and 17,374.08 is: 23,978.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.35 : 39,606.93 = 17,374.08 : x
  2. Step 2: Convert to fraction form
    28,698.35/39,606.93 = 17,374.08/x
  3. Step 3: Cross multiply
    28,698.35x = 39,606.93 × 17,374.08
  4. Step 4: Simplify right side
    28,698.35x = 688,133,970.37
  5. Step 5: Solve for x
    x = 688,133,970.37/28,698.35
  6. Step 6: Final answer
    x = 23,978.17

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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.