Home / 30,625.92-45,941.40-13,095.90

Finding the Fourth Proportional to 30,625.92, 45,941.40 and 13,095.90

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Solution

The fourth proportional to 30,625.92, 45,941.40 and 13,095.90 is: 19,644.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,625.92 : 45,941.40 = 13,095.90 : x
  2. Step 2: Convert to fraction form
    30,625.92/45,941.40 = 13,095.90/x
  3. Step 3: Cross multiply
    30,625.92x = 45,941.40 × 13,095.90
  4. Step 4: Simplify right side
    30,625.92x = 601,643,980.26
  5. Step 5: Solve for x
    x = 601,643,980.26/30,625.92
  6. Step 6: Final answer
    x = 19,644.93

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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.