Home / 19,147.76-26,423.52-10,764.26

Finding the Fourth Proportional to 19,147.76, 26,423.52 and 10,764.26

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Solution

The fourth proportional to 19,147.76, 26,423.52 and 10,764.26 is: 14,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.76 : 26,423.52 = 10,764.26 : x
  2. Step 2: Convert to fraction form
    19,147.76/26,423.52 = 10,764.26/x
  3. Step 3: Cross multiply
    19,147.76x = 26,423.52 × 10,764.26
  4. Step 4: Simplify right side
    19,147.76x = 284,429,639.40
  5. Step 5: Solve for x
    x = 284,429,639.40/19,147.76
  6. Step 6: Final answer
    x = 14,854.46

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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.