Home / 35,354.46-48,789.34-19,439.93

Finding the Fourth Proportional to 35,354.46, 48,789.34 and 19,439.93

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Solution

The fourth proportional to 35,354.46, 48,789.34 and 19,439.93 is: 26,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,354.46 : 48,789.34 = 19,439.93 : x
  2. Step 2: Convert to fraction form
    35,354.46/48,789.34 = 19,439.93/x
  3. Step 3: Cross multiply
    35,354.46x = 48,789.34 × 19,439.93
  4. Step 4: Simplify right side
    35,354.46x = 948,461,379.12
  5. Step 5: Solve for x
    x = 948,461,379.12/35,354.46
  6. Step 6: Final answer
    x = 26,827.21

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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.