Home / 14,114.24-19,478.52-7,826.61

Finding the Fourth Proportional to 14,114.24, 19,478.52 and 7,826.61

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Solution

The fourth proportional to 14,114.24, 19,478.52 and 7,826.61 is: 10,801.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,114.24 : 19,478.52 = 7,826.61 : x
  2. Step 2: Convert to fraction form
    14,114.24/19,478.52 = 7,826.61/x
  3. Step 3: Cross multiply
    14,114.24x = 19,478.52 × 7,826.61
  4. Step 4: Simplify right side
    14,114.24x = 152,450,779.42
  5. Step 5: Solve for x
    x = 152,450,779.42/14,114.24
  6. Step 6: Final answer
    x = 10,801.21

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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.