Home / 40,569.18-55,985.47-22,664.19

Finding the Fourth Proportional to 40,569.18, 55,985.47 and 22,664.19

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Solution

The fourth proportional to 40,569.18, 55,985.47 and 22,664.19 is: 31,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,569.18 : 55,985.47 = 22,664.19 : x
  2. Step 2: Convert to fraction form
    40,569.18/55,985.47 = 22,664.19/x
  3. Step 3: Cross multiply
    40,569.18x = 55,985.47 × 22,664.19
  4. Step 4: Simplify right side
    40,569.18x = 1,268,865,216.00
  5. Step 5: Solve for x
    x = 1,268,865,216.00/40,569.18
  6. Step 6: Final answer
    x = 31,276.58

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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.