Home / 40,981.13-56,559.35-23,079.64

Finding the Fourth Proportional to 40,981.13, 56,559.35 and 23,079.64

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Solution

The fourth proportional to 40,981.13, 56,559.35 and 23,079.64 is: 31,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,981.13 : 56,559.35 = 23,079.64 : x
  2. Step 2: Convert to fraction form
    40,981.13/56,559.35 = 23,079.64/x
  3. Step 3: Cross multiply
    40,981.13x = 56,559.35 × 23,079.64
  4. Step 4: Simplify right side
    40,981.13x = 1,305,369,038.44
  5. Step 5: Solve for x
    x = 1,305,369,038.44/40,981.13
  6. Step 6: Final answer
    x = 31,852.93

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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.