Home / 21,373.46-32,027.38-13,040.99

Finding the Fourth Proportional to 21,373.46, 32,027.38 and 13,040.99

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Solution

The fourth proportional to 21,373.46, 32,027.38 and 13,040.99 is: 19,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,373.46 : 32,027.38 = 13,040.99 : x
  2. Step 2: Convert to fraction form
    21,373.46/32,027.38 = 13,040.99/x
  3. Step 3: Cross multiply
    21,373.46x = 32,027.38 × 13,040.99
  4. Step 4: Simplify right side
    21,373.46x = 417,668,742.31
  5. Step 5: Solve for x
    x = 417,668,742.31/21,373.46
  6. Step 6: Final answer
    x = 19,541.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.