Home / 19,439.83-26,829.56-10,943.62

Finding the Fourth Proportional to 19,439.83, 26,829.56 and 10,943.62

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Solution

The fourth proportional to 19,439.83, 26,829.56 and 10,943.62 is: 15,103.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,439.83 : 26,829.56 = 10,943.62 : x
  2. Step 2: Convert to fraction form
    19,439.83/26,829.56 = 10,943.62/x
  3. Step 3: Cross multiply
    19,439.83x = 26,829.56 × 10,943.62
  4. Step 4: Simplify right side
    19,439.83x = 293,612,509.41
  5. Step 5: Solve for x
    x = 293,612,509.41/19,439.83
  6. Step 6: Final answer
    x = 15,103.66

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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.