Home / 24,477.81-33,779.30-13,869.47

Finding the Fourth Proportional to 24,477.81, 33,779.30 and 13,869.47

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Solution

The fourth proportional to 24,477.81, 33,779.30 and 13,869.47 is: 19,139.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,477.81 : 33,779.30 = 13,869.47 : x
  2. Step 2: Convert to fraction form
    24,477.81/33,779.30 = 13,869.47/x
  3. Step 3: Cross multiply
    24,477.81x = 33,779.30 × 13,869.47
  4. Step 4: Simplify right side
    24,477.81x = 468,500,749.73
  5. Step 5: Solve for x
    x = 468,500,749.73/24,477.81
  6. Step 6: Final answer
    x = 19,139.81

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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.