Home / 19,515.16-26,930.86-10,562.66

Finding the Fourth Proportional to 19,515.16, 26,930.86 and 10,562.66

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Solution

The fourth proportional to 19,515.16, 26,930.86 and 10,562.66 is: 14,576.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.16 : 26,930.86 = 10,562.66 : x
  2. Step 2: Convert to fraction form
    19,515.16/26,930.86 = 10,562.66/x
  3. Step 3: Cross multiply
    19,515.16x = 26,930.86 × 10,562.66
  4. Step 4: Simplify right side
    19,515.16x = 284,461,517.69
  5. Step 5: Solve for x
    x = 284,461,517.69/19,515.16
  6. Step 6: Final answer
    x = 14,576.44

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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.