Home / 40,094.25-55,266.32-31,582.90

Finding the Fourth Proportional to 40,094.25, 55,266.32 and 31,582.90

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Solution

The fourth proportional to 40,094.25, 55,266.32 and 31,582.90 is: 43,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094.25 : 55,266.32 = 31,582.90 : x
  2. Step 2: Convert to fraction form
    40,094.25/55,266.32 = 31,582.90/x
  3. Step 3: Cross multiply
    40,094.25x = 55,266.32 × 31,582.90
  4. Step 4: Simplify right side
    40,094.25x = 1,745,470,598.72
  5. Step 5: Solve for x
    x = 1,745,470,598.72/40,094.25
  6. Step 6: Final answer
    x = 43,534.19

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1.5x scale

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.