Home / 30,080.56-45,092.46-10,345.32

Finding the Fourth Proportional to 30,080.56, 45,092.46 and 10,345.32

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Solution

The fourth proportional to 30,080.56, 45,092.46 and 10,345.32 is: 15,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,080.56 : 45,092.46 = 10,345.32 : x
  2. Step 2: Convert to fraction form
    30,080.56/45,092.46 = 10,345.32/x
  3. Step 3: Cross multiply
    30,080.56x = 45,092.46 × 10,345.32
  4. Step 4: Simplify right side
    30,080.56x = 466,495,928.29
  5. Step 5: Solve for x
    x = 466,495,928.29/30,080.56
  6. Step 6: Final answer
    x = 15,508.22

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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.