Home / 26,443.86-39,612.90-15,908.05

Finding the Fourth Proportional to 26,443.86, 39,612.90 and 15,908.05

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Solution

The fourth proportional to 26,443.86, 39,612.90 and 15,908.05 is: 23,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,443.86 : 39,612.90 = 15,908.05 : x
  2. Step 2: Convert to fraction form
    26,443.86/39,612.90 = 15,908.05/x
  3. Step 3: Cross multiply
    26,443.86x = 39,612.90 × 15,908.05
  4. Step 4: Simplify right side
    26,443.86x = 630,163,993.85
  5. Step 5: Solve for x
    x = 630,163,993.85/26,443.86
  6. Step 6: Final answer
    x = 23,830.26

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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.