Home / 14,370.30-19,826.73-8,707.14

Finding the Fourth Proportional to 14,370.30, 19,826.73 and 8,707.14

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Solution

The fourth proportional to 14,370.30, 19,826.73 and 8,707.14 is: 12,013.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.30 : 19,826.73 = 8,707.14 : x
  2. Step 2: Convert to fraction form
    14,370.30/19,826.73 = 8,707.14/x
  3. Step 3: Cross multiply
    14,370.30x = 19,826.73 × 8,707.14
  4. Step 4: Simplify right side
    14,370.30x = 172,634,113.85
  5. Step 5: Solve for x
    x = 172,634,113.85/14,370.30
  6. Step 6: Final answer
    x = 12,013.26

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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.