Home / 15,590.63-23,377.75-10,661.68

Finding the Fourth Proportional to 15,590.63, 23,377.75 and 10,661.68

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Solution

The fourth proportional to 15,590.63, 23,377.75 and 10,661.68 is: 15,986.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,590.63 : 23,377.75 = 10,661.68 : x
  2. Step 2: Convert to fraction form
    15,590.63/23,377.75 = 10,661.68/x
  3. Step 3: Cross multiply
    15,590.63x = 23,377.75 × 10,661.68
  4. Step 4: Simplify right side
    15,590.63x = 249,246,089.62
  5. Step 5: Solve for x
    x = 249,246,089.62/15,590.63
  6. Step 6: Final answer
    x = 15,986.92

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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.