Home / 46,821.63-70,232.51-19,119.63

Finding the Fourth Proportional to 46,821.63, 70,232.51 and 19,119.63

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Solution

The fourth proportional to 46,821.63, 70,232.51 and 19,119.63 is: 28,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,821.63 : 70,232.51 = 19,119.63 : x
  2. Step 2: Convert to fraction form
    46,821.63/70,232.51 = 19,119.63/x
  3. Step 3: Cross multiply
    46,821.63x = 70,232.51 × 19,119.63
  4. Step 4: Simplify right side
    46,821.63x = 1,342,819,158.41
  5. Step 5: Solve for x
    x = 1,342,819,158.41/46,821.63
  6. Step 6: Final answer
    x = 28,679.47

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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.