Home / 19,245.84-26,558.76-10,862.28

Finding the Fourth Proportional to 19,245.84, 26,558.76 and 10,862.28

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Solution

The fourth proportional to 19,245.84, 26,558.76 and 10,862.28 is: 14,989.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.84 : 26,558.76 = 10,862.28 : x
  2. Step 2: Convert to fraction form
    19,245.84/26,558.76 = 10,862.28/x
  3. Step 3: Cross multiply
    19,245.84x = 26,558.76 × 10,862.28
  4. Step 4: Simplify right side
    19,245.84x = 288,488,687.57
  5. Step 5: Solve for x
    x = 288,488,687.57/19,245.84
  6. Step 6: Final answer
    x = 14,989.66

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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.