Home / 34,425.57-47,502.74-19,317.65

Finding the Fourth Proportional to 34,425.57, 47,502.74 and 19,317.65

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Solution

The fourth proportional to 34,425.57, 47,502.74 and 19,317.65 is: 26,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,425.57 : 47,502.74 = 19,317.65 : x
  2. Step 2: Convert to fraction form
    34,425.57/47,502.74 = 19,317.65/x
  3. Step 3: Cross multiply
    34,425.57x = 47,502.74 × 19,317.65
  4. Step 4: Simplify right side
    34,425.57x = 917,641,305.36
  5. Step 5: Solve for x
    x = 917,641,305.36/34,425.57
  6. Step 6: Final answer
    x = 26,655.81

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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.