Home / 17,622.52-26,405.43-12,953.68

Finding the Fourth Proportional to 17,622.52, 26,405.43 and 12,953.68

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Solution

The fourth proportional to 17,622.52, 26,405.43 and 12,953.68 is: 19,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,622.52 : 26,405.43 = 12,953.68 : x
  2. Step 2: Convert to fraction form
    17,622.52/26,405.43 = 12,953.68/x
  3. Step 3: Cross multiply
    17,622.52x = 26,405.43 × 12,953.68
  4. Step 4: Simplify right side
    17,622.52x = 342,047,490.48
  5. Step 5: Solve for x
    x = 342,047,490.48/17,622.52
  6. Step 6: Final answer
    x = 19,409.68

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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.