Home / 19,244.68-26,558.40-10,861

Finding the Fourth Proportional to 19,244.68, 26,558.40 and 10,861

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Solution

The fourth proportional to 19,244.68, 26,558.40 and 10,861 is: 14,988.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.68 : 26,558.40 = 10,861 : x
  2. Step 2: Convert to fraction form
    19,244.68/26,558.40 = 10,861/x
  3. Step 3: Cross multiply
    19,244.68x = 26,558.40 × 10,861
  4. Step 4: Simplify right side
    19,244.68x = 288,450,782.40
  5. Step 5: Solve for x
    x = 288,450,782.40/19,244.68
  6. Step 6: Final answer
    x = 14,988.60

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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.