Home / 25,980.01-35,852.43-15,370.36

Finding the Fourth Proportional to 25,980.01, 35,852.43 and 15,370.36

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Solution

The fourth proportional to 25,980.01, 35,852.43 and 15,370.36 is: 21,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,980.01 : 35,852.43 = 15,370.36 : x
  2. Step 2: Convert to fraction form
    25,980.01/35,852.43 = 15,370.36/x
  3. Step 3: Cross multiply
    25,980.01x = 35,852.43 × 15,370.36
  4. Step 4: Simplify right side
    25,980.01x = 551,064,755.97
  5. Step 5: Solve for x
    x = 551,064,755.97/25,980.01
  6. Step 6: Final answer
    x = 21,211.11

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1.5x scale

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.