Home / 30,041.37-45,065.11-10,317.36

Finding the Fourth Proportional to 30,041.37, 45,065.11 and 10,317.36

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Solution

The fourth proportional to 30,041.37, 45,065.11 and 10,317.36 is: 15,477.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.37 : 45,065.11 = 10,317.36 : x
  2. Step 2: Convert to fraction form
    30,041.37/45,065.11 = 10,317.36/x
  3. Step 3: Cross multiply
    30,041.37x = 45,065.11 × 10,317.36
  4. Step 4: Simplify right side
    30,041.37x = 464,952,963.31
  5. Step 5: Solve for x
    x = 464,952,963.31/30,041.37
  6. Step 6: Final answer
    x = 15,477.09

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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.