Home / 14,359.23-21,525.87-5,123.07

Finding the Fourth Proportional to 14,359.23, 21,525.87 and 5,123.07

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Solution

The fourth proportional to 14,359.23, 21,525.87 and 5,123.07 is: 7,679.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.23 : 21,525.87 = 5,123.07 : x
  2. Step 2: Convert to fraction form
    14,359.23/21,525.87 = 5,123.07/x
  3. Step 3: Cross multiply
    14,359.23x = 21,525.87 × 5,123.07
  4. Step 4: Simplify right side
    14,359.23x = 110,278,538.82
  5. Step 5: Solve for x
    x = 110,278,538.82/14,359.23
  6. Step 6: Final answer
    x = 7,679.98

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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.