Home / 26,323.46-36,302.86-21,840.11

Finding the Fourth Proportional to 26,323.46, 36,302.86 and 21,840.11

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Solution

The fourth proportional to 26,323.46, 36,302.86 and 21,840.11 is: 30,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,323.46 : 36,302.86 = 21,840.11 : x
  2. Step 2: Convert to fraction form
    26,323.46/36,302.86 = 21,840.11/x
  3. Step 3: Cross multiply
    26,323.46x = 36,302.86 × 21,840.11
  4. Step 4: Simplify right side
    26,323.46x = 792,858,455.71
  5. Step 5: Solve for x
    x = 792,858,455.71/26,323.46
  6. Step 6: Final answer
    x = 30,119.84

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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.