Home / 30,399.02-45,598.20-9,622.52

Finding the Fourth Proportional to 30,399.02, 45,598.20 and 9,622.52

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Solution

The fourth proportional to 30,399.02, 45,598.20 and 9,622.52 is: 14,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,399.02 : 45,598.20 = 9,622.52 : x
  2. Step 2: Convert to fraction form
    30,399.02/45,598.20 = 9,622.52/x
  3. Step 3: Cross multiply
    30,399.02x = 45,598.20 × 9,622.52
  4. Step 4: Simplify right side
    30,399.02x = 438,769,591.46
  5. Step 5: Solve for x
    x = 438,769,591.46/30,399.02
  6. Step 6: Final answer
    x = 14,433.68

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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.