Home / 19,871.73-29,779.86-14,935.59

Finding the Fourth Proportional to 19,871.73, 29,779.86 and 14,935.59

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Solution

The fourth proportional to 19,871.73, 29,779.86 and 14,935.59 is: 22,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,871.73 : 29,779.86 = 14,935.59 : x
  2. Step 2: Convert to fraction form
    19,871.73/29,779.86 = 14,935.59/x
  3. Step 3: Cross multiply
    19,871.73x = 29,779.86 × 14,935.59
  4. Step 4: Simplify right side
    19,871.73x = 444,779,779.22
  5. Step 5: Solve for x
    x = 444,779,779.22/19,871.73
  6. Step 6: Final answer
    x = 22,382.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.