Home / 34,785.02-48,002.96-18,869.34

Finding the Fourth Proportional to 34,785.02, 48,002.96 and 18,869.34

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Solution

The fourth proportional to 34,785.02, 48,002.96 and 18,869.34 is: 26,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785.02 : 48,002.96 = 18,869.34 : x
  2. Step 2: Convert to fraction form
    34,785.02/48,002.96 = 18,869.34/x
  3. Step 3: Cross multiply
    34,785.02x = 48,002.96 × 18,869.34
  4. Step 4: Simplify right side
    34,785.02x = 905,784,173.25
  5. Step 5: Solve for x
    x = 905,784,173.25/34,785.02
  6. Step 6: Final answer
    x = 26,039.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.