Home / 15,519.37-21,427.44-14,527.93

Finding the Fourth Proportional to 15,519.37, 21,427.44 and 14,527.93

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Solution

The fourth proportional to 15,519.37, 21,427.44 and 14,527.93 is: 20,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.37 : 21,427.44 = 14,527.93 : x
  2. Step 2: Convert to fraction form
    15,519.37/21,427.44 = 14,527.93/x
  3. Step 3: Cross multiply
    15,519.37x = 21,427.44 × 14,527.93
  4. Step 4: Simplify right side
    15,519.37x = 311,296,348.40
  5. Step 5: Solve for x
    x = 311,296,348.40/15,519.37
  6. Step 6: Final answer
    x = 20,058.57

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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.