Home / 23,020.13-34,530.37-7,437.76

Finding the Fourth Proportional to 23,020.13, 34,530.37 and 7,437.76

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Solution

The fourth proportional to 23,020.13, 34,530.37 and 7,437.76 is: 11,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.13 : 34,530.37 = 7,437.76 : x
  2. Step 2: Convert to fraction form
    23,020.13/34,530.37 = 7,437.76/x
  3. Step 3: Cross multiply
    23,020.13x = 34,530.37 × 7,437.76
  4. Step 4: Simplify right side
    23,020.13x = 256,828,499.85
  5. Step 5: Solve for x
    x = 256,828,499.85/23,020.13
  6. Step 6: Final answer
    x = 11,156.69

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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.