Home / 23,249.99-32,085.35-12,639.66

Finding the Fourth Proportional to 23,249.99, 32,085.35 and 12,639.66

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Solution

The fourth proportional to 23,249.99, 32,085.35 and 12,639.66 is: 17,442.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,249.99 : 32,085.35 = 12,639.66 : x
  2. Step 2: Convert to fraction form
    23,249.99/32,085.35 = 12,639.66/x
  3. Step 3: Cross multiply
    23,249.99x = 32,085.35 × 12,639.66
  4. Step 4: Simplify right side
    23,249.99x = 405,547,851.78
  5. Step 5: Solve for x
    x = 405,547,851.78/23,249.99
  6. Step 6: Final answer
    x = 17,442.93

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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.