Home / 30,248.16-45,400.32-15,467.64

Finding the Fourth Proportional to 30,248.16, 45,400.32 and 15,467.64

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Solution

The fourth proportional to 30,248.16, 45,400.32 and 15,467.64 is: 23,215.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.16 : 45,400.32 = 15,467.64 : x
  2. Step 2: Convert to fraction form
    30,248.16/45,400.32 = 15,467.64/x
  3. Step 3: Cross multiply
    30,248.16x = 45,400.32 × 15,467.64
  4. Step 4: Simplify right side
    30,248.16x = 702,235,805.64
  5. Step 5: Solve for x
    x = 702,235,805.64/30,248.16
  6. Step 6: Final answer
    x = 23,215.82

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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.