Home / 16,391.12-24,574.07-8,485.16

Finding the Fourth Proportional to 16,391.12, 24,574.07 and 8,485.16

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Solution

The fourth proportional to 16,391.12, 24,574.07 and 8,485.16 is: 12,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,391.12 : 24,574.07 = 8,485.16 : x
  2. Step 2: Convert to fraction form
    16,391.12/24,574.07 = 8,485.16/x
  3. Step 3: Cross multiply
    16,391.12x = 24,574.07 × 8,485.16
  4. Step 4: Simplify right side
    16,391.12x = 208,514,814.14
  5. Step 5: Solve for x
    x = 208,514,814.14/16,391.12
  6. Step 6: Final answer
    x = 12,721.21

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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.