Home / 30,027.04-45,041.46-10,305.31

Finding the Fourth Proportional to 30,027.04, 45,041.46 and 10,305.31

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Solution

The fourth proportional to 30,027.04, 45,041.46 and 10,305.31 is: 15,458.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.04 : 45,041.46 = 10,305.31 : x
  2. Step 2: Convert to fraction form
    30,027.04/45,041.46 = 10,305.31/x
  3. Step 3: Cross multiply
    30,027.04x = 45,041.46 × 10,305.31
  4. Step 4: Simplify right side
    30,027.04x = 464,166,208.15
  5. Step 5: Solve for x
    x = 464,166,208.15/30,027.04
  6. Step 6: Final answer
    x = 15,458.27

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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.