Home / 13,018.59-19,526.06-4,253.58

Finding the Fourth Proportional to 13,018.59, 19,526.06 and 4,253.58

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Solution

The fourth proportional to 13,018.59, 19,526.06 and 4,253.58 is: 6,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,018.59 : 19,526.06 = 4,253.58 : x
  2. Step 2: Convert to fraction form
    13,018.59/19,526.06 = 4,253.58/x
  3. Step 3: Cross multiply
    13,018.59x = 19,526.06 × 4,253.58
  4. Step 4: Simplify right side
    13,018.59x = 83,055,668.93
  5. Step 5: Solve for x
    x = 83,055,668.93/13,018.59
  6. Step 6: Final answer
    x = 6,379.77

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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.