Home / 19,406.58-29,085.53-8,300.23

Finding the Fourth Proportional to 19,406.58, 29,085.53 and 8,300.23

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Solution

The fourth proportional to 19,406.58, 29,085.53 and 8,300.23 is: 12,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.58 : 29,085.53 = 8,300.23 : x
  2. Step 2: Convert to fraction form
    19,406.58/29,085.53 = 8,300.23/x
  3. Step 3: Cross multiply
    19,406.58x = 29,085.53 × 8,300.23
  4. Step 4: Simplify right side
    19,406.58x = 241,416,588.67
  5. Step 5: Solve for x
    x = 241,416,588.67/19,406.58
  6. Step 6: Final answer
    x = 12,439.93

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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.