Home / 23,077.45-31,846.43-13,005.68

Finding the Fourth Proportional to 23,077.45, 31,846.43 and 13,005.68

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Solution

The fourth proportional to 23,077.45, 31,846.43 and 13,005.68 is: 17,947.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,077.45 : 31,846.43 = 13,005.68 : x
  2. Step 2: Convert to fraction form
    23,077.45/31,846.43 = 13,005.68/x
  3. Step 3: Cross multiply
    23,077.45x = 31,846.43 × 13,005.68
  4. Step 4: Simplify right side
    23,077.45x = 414,184,541.08
  5. Step 5: Solve for x
    x = 414,184,541.08/23,077.45
  6. Step 6: Final answer
    x = 17,947.59

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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.