Home / 30,282.02-45,423.89-8,095.41

Finding the Fourth Proportional to 30,282.02, 45,423.89 and 8,095.41

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Solution

The fourth proportional to 30,282.02, 45,423.89 and 8,095.41 is: 12,143.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282.02 : 45,423.89 = 8,095.41 : x
  2. Step 2: Convert to fraction form
    30,282.02/45,423.89 = 8,095.41/x
  3. Step 3: Cross multiply
    30,282.02x = 45,423.89 × 8,095.41
  4. Step 4: Simplify right side
    30,282.02x = 367,725,003.23
  5. Step 5: Solve for x
    x = 367,725,003.23/30,282.02
  6. Step 6: Final answer
    x = 12,143.35

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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.