Home / 14,095.62-19,455.45-8,130.87

Finding the Fourth Proportional to 14,095.62, 19,455.45 and 8,130.87

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Solution

The fourth proportional to 14,095.62, 19,455.45 and 8,130.87 is: 11,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.62 : 19,455.45 = 8,130.87 : x
  2. Step 2: Convert to fraction form
    14,095.62/19,455.45 = 8,130.87/x
  3. Step 3: Cross multiply
    14,095.62x = 19,455.45 × 8,130.87
  4. Step 4: Simplify right side
    14,095.62x = 158,189,734.74
  5. Step 5: Solve for x
    x = 158,189,734.74/14,095.62
  6. Step 6: Final answer
    x = 11,222.62

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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.