Home / 29,406.47-40,580.42-15,977.93

Finding the Fourth Proportional to 29,406.47, 40,580.42 and 15,977.93

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Solution

The fourth proportional to 29,406.47, 40,580.42 and 15,977.93 is: 22,049.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,406.47 : 40,580.42 = 15,977.93 : x
  2. Step 2: Convert to fraction form
    29,406.47/40,580.42 = 15,977.93/x
  3. Step 3: Cross multiply
    29,406.47x = 40,580.42 × 15,977.93
  4. Step 4: Simplify right side
    29,406.47x = 648,390,827.34
  5. Step 5: Solve for x
    x = 648,390,827.34/29,406.47
  6. Step 6: Final answer
    x = 22,049.26

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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.