Home / 23,458.04-32,369.12-18,690.07

Finding the Fourth Proportional to 23,458.04, 32,369.12 and 18,690.07

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Solution

The fourth proportional to 23,458.04, 32,369.12 and 18,690.07 is: 25,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,458.04 : 32,369.12 = 18,690.07 : x
  2. Step 2: Convert to fraction form
    23,458.04/32,369.12 = 18,690.07/x
  3. Step 3: Cross multiply
    23,458.04x = 32,369.12 × 18,690.07
  4. Step 4: Simplify right side
    23,458.04x = 604,981,118.64
  5. Step 5: Solve for x
    x = 604,981,118.64/23,458.04
  6. Step 6: Final answer
    x = 25,789.93

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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.