Home / 30,169.56-45,254.30-10,437.32

Finding the Fourth Proportional to 30,169.56, 45,254.30 and 10,437.32

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Solution

The fourth proportional to 30,169.56, 45,254.30 and 10,437.32 is: 15,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169.56 : 45,254.30 = 10,437.32 : x
  2. Step 2: Convert to fraction form
    30,169.56/45,254.30 = 10,437.32/x
  3. Step 3: Cross multiply
    30,169.56x = 45,254.30 × 10,437.32
  4. Step 4: Simplify right side
    30,169.56x = 472,333,610.48
  5. Step 5: Solve for x
    x = 472,333,610.48/30,169.56
  6. Step 6: Final answer
    x = 15,655.97

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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.