Home / 19,148.72-26,423.88-10,766.48

Finding the Fourth Proportional to 19,148.72, 26,423.88 and 10,766.48

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Solution

The fourth proportional to 19,148.72, 26,423.88 and 10,766.48 is: 14,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.72 : 26,423.88 = 10,766.48 : x
  2. Step 2: Convert to fraction form
    19,148.72/26,423.88 = 10,766.48/x
  3. Step 3: Cross multiply
    19,148.72x = 26,423.88 × 10,766.48
  4. Step 4: Simplify right side
    19,148.72x = 284,492,175.54
  5. Step 5: Solve for x
    x = 284,492,175.54/19,148.72
  6. Step 6: Final answer
    x = 14,856.98

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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.