Home / 19,541.34-26,941.68-12,455.46

Finding the Fourth Proportional to 19,541.34, 26,941.68 and 12,455.46

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Solution

The fourth proportional to 19,541.34, 26,941.68 and 12,455.46 is: 17,172.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.34 : 26,941.68 = 12,455.46 : x
  2. Step 2: Convert to fraction form
    19,541.34/26,941.68 = 12,455.46/x
  3. Step 3: Cross multiply
    19,541.34x = 26,941.68 × 12,455.46
  4. Step 4: Simplify right side
    19,541.34x = 335,571,017.57
  5. Step 5: Solve for x
    x = 335,571,017.57/19,541.34
  6. Step 6: Final answer
    x = 17,172.36

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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.