Home / 23,685.99-35,518.65-12,590.01

Finding the Fourth Proportional to 23,685.99, 35,518.65 and 12,590.01

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Solution

The fourth proportional to 23,685.99, 35,518.65 and 12,590.01 is: 18,879.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,685.99 : 35,518.65 = 12,590.01 : x
  2. Step 2: Convert to fraction form
    23,685.99/35,518.65 = 12,590.01/x
  3. Step 3: Cross multiply
    23,685.99x = 35,518.65 × 12,590.01
  4. Step 4: Simplify right side
    23,685.99x = 447,180,158.69
  5. Step 5: Solve for x
    x = 447,180,158.69/23,685.99
  6. Step 6: Final answer
    x = 18,879.52

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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.