Home / 46,810.36-70,215.54-15,645.61

Finding the Fourth Proportional to 46,810.36, 70,215.54 and 15,645.61

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Solution

The fourth proportional to 46,810.36, 70,215.54 and 15,645.61 is: 23,468.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,810.36 : 70,215.54 = 15,645.61 : x
  2. Step 2: Convert to fraction form
    46,810.36/70,215.54 = 15,645.61/x
  3. Step 3: Cross multiply
    46,810.36x = 70,215.54 × 15,645.61
  4. Step 4: Simplify right side
    46,810.36x = 1,098,564,954.78
  5. Step 5: Solve for x
    x = 1,098,564,954.78/46,810.36
  6. Step 6: Final answer
    x = 23,468.42

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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.