Home / 30,097.02-45,149.79-12,562.86

Finding the Fourth Proportional to 30,097.02, 45,149.79 and 12,562.86

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Solution

The fourth proportional to 30,097.02, 45,149.79 and 12,562.86 is: 18,846.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,097.02 : 45,149.79 = 12,562.86 : x
  2. Step 2: Convert to fraction form
    30,097.02/45,149.79 = 12,562.86/x
  3. Step 3: Cross multiply
    30,097.02x = 45,149.79 × 12,562.86
  4. Step 4: Simplify right side
    30,097.02x = 567,210,490.80
  5. Step 5: Solve for x
    x = 567,210,490.80/30,097.02
  6. Step 6: Final answer
    x = 18,846.07

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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.