Home / 30,386.88-45,460.44-23,012.64

Finding the Fourth Proportional to 30,386.88, 45,460.44 and 23,012.64

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Solution

The fourth proportional to 30,386.88, 45,460.44 and 23,012.64 is: 34,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386.88 : 45,460.44 = 23,012.64 : x
  2. Step 2: Convert to fraction form
    30,386.88/45,460.44 = 23,012.64/x
  3. Step 3: Cross multiply
    30,386.88x = 45,460.44 × 23,012.64
  4. Step 4: Simplify right side
    30,386.88x = 1,046,164,739.96
  5. Step 5: Solve for x
    x = 1,046,164,739.96/30,386.88
  6. Step 6: Final answer
    x = 34,428.17

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1.5x scale

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.