Home / 29,685.49-44,490.16-12,134.41

Finding the Fourth Proportional to 29,685.49, 44,490.16 and 12,134.41

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Solution

The fourth proportional to 29,685.49, 44,490.16 and 12,134.41 is: 18,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,685.49 : 44,490.16 = 12,134.41 : x
  2. Step 2: Convert to fraction form
    29,685.49/44,490.16 = 12,134.41/x
  3. Step 3: Cross multiply
    29,685.49x = 44,490.16 × 12,134.41
  4. Step 4: Simplify right side
    29,685.49x = 539,861,746.35
  5. Step 5: Solve for x
    x = 539,861,746.35/29,685.49
  6. Step 6: Final answer
    x = 18,186.05

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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.