Home / 13,124.30-19,686.06-3,263.58

Finding the Fourth Proportional to 13,124.30, 19,686.06 and 3,263.58

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Solution

The fourth proportional to 13,124.30, 19,686.06 and 3,263.58 is: 4,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.30 : 19,686.06 = 3,263.58 : x
  2. Step 2: Convert to fraction form
    13,124.30/19,686.06 = 3,263.58/x
  3. Step 3: Cross multiply
    13,124.30x = 19,686.06 × 3,263.58
  4. Step 4: Simplify right side
    13,124.30x = 64,247,031.69
  5. Step 5: Solve for x
    x = 64,247,031.69/13,124.30
  6. Step 6: Final answer
    x = 4,895.27

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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.