Home / 40,826.63-61,239.94-13,124.63

Finding the Fourth Proportional to 40,826.63, 61,239.94 and 13,124.63

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Solution

The fourth proportional to 40,826.63, 61,239.94 and 13,124.63 is: 19,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,826.63 : 61,239.94 = 13,124.63 : x
  2. Step 2: Convert to fraction form
    40,826.63/61,239.94 = 13,124.63/x
  3. Step 3: Cross multiply
    40,826.63x = 61,239.94 × 13,124.63
  4. Step 4: Simplify right side
    40,826.63x = 803,751,214.71
  5. Step 5: Solve for x
    x = 803,751,214.71/40,826.63
  6. Step 6: Final answer
    x = 19,686.94

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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.