Home / 32,868.09-45,379.85-19,443.65

Finding the Fourth Proportional to 32,868.09, 45,379.85 and 19,443.65

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Solution

The fourth proportional to 32,868.09, 45,379.85 and 19,443.65 is: 26,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868.09 : 45,379.85 = 19,443.65 : x
  2. Step 2: Convert to fraction form
    32,868.09/45,379.85 = 19,443.65/x
  3. Step 3: Cross multiply
    32,868.09x = 45,379.85 × 19,443.65
  4. Step 4: Simplify right side
    32,868.09x = 882,349,596.34
  5. Step 5: Solve for x
    x = 882,349,596.34/32,868.09
  6. Step 6: Final answer
    x = 26,845.17

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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.