Home / 30,399.32-45,598.58-9,622.82

Finding the Fourth Proportional to 30,399.32, 45,598.58 and 9,622.82

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Solution

The fourth proportional to 30,399.32, 45,598.58 and 9,622.82 is: 14,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,399.32 : 45,598.58 = 9,622.82 : x
  2. Step 2: Convert to fraction form
    30,399.32/45,598.58 = 9,622.82/x
  3. Step 3: Cross multiply
    30,399.32x = 45,598.58 × 9,622.82
  4. Step 4: Simplify right side
    30,399.32x = 438,786,927.60
  5. Step 5: Solve for x
    x = 438,786,927.60/30,399.32
  6. Step 6: Final answer
    x = 14,434.10

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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.