Home / 18,810.12-25,958.76-10,852.32

Finding the Fourth Proportional to 18,810.12, 25,958.76 and 10,852.32

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Solution

The fourth proportional to 18,810.12, 25,958.76 and 10,852.32 is: 14,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,810.12 : 25,958.76 = 10,852.32 : x
  2. Step 2: Convert to fraction form
    18,810.12/25,958.76 = 10,852.32/x
  3. Step 3: Cross multiply
    18,810.12x = 25,958.76 × 10,852.32
  4. Step 4: Simplify right side
    18,810.12x = 281,712,770.32
  5. Step 5: Solve for x
    x = 281,712,770.32/18,810.12
  6. Step 6: Final answer
    x = 14,976.66

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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.