Home / 46,890.65-70,342.89-13,606.39

Finding the Fourth Proportional to 46,890.65, 70,342.89 and 13,606.39

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Solution

The fourth proportional to 46,890.65, 70,342.89 and 13,606.39 is: 20,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,890.65 : 70,342.89 = 13,606.39 : x
  2. Step 2: Convert to fraction form
    46,890.65/70,342.89 = 13,606.39/x
  3. Step 3: Cross multiply
    46,890.65x = 70,342.89 × 13,606.39
  4. Step 4: Simplify right side
    46,890.65x = 957,112,619.21
  5. Step 5: Solve for x
    x = 957,112,619.21/46,890.65
  6. Step 6: Final answer
    x = 20,411.59

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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.