Home / 23,776.32-32,811.81-13,021.65

Finding the Fourth Proportional to 23,776.32, 32,811.81 and 13,021.65

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Solution

The fourth proportional to 23,776.32, 32,811.81 and 13,021.65 is: 17,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.32 : 32,811.81 = 13,021.65 : x
  2. Step 2: Convert to fraction form
    23,776.32/32,811.81 = 13,021.65/x
  3. Step 3: Cross multiply
    23,776.32x = 32,811.81 × 13,021.65
  4. Step 4: Simplify right side
    23,776.32x = 427,263,905.69
  5. Step 5: Solve for x
    x = 427,263,905.69/23,776.32
  6. Step 6: Final answer
    x = 17,970.14

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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.