Home / 39,644.08-59,466.45-31,726.90

Finding the Fourth Proportional to 39,644.08, 59,466.45 and 31,726.90

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Solution

The fourth proportional to 39,644.08, 59,466.45 and 31,726.90 is: 47,590.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,644.08 : 59,466.45 = 31,726.90 : x
  2. Step 2: Convert to fraction form
    39,644.08/59,466.45 = 31,726.90/x
  3. Step 3: Cross multiply
    39,644.08x = 59,466.45 × 31,726.90
  4. Step 4: Simplify right side
    39,644.08x = 1,886,686,112.51
  5. Step 5: Solve for x
    x = 1,886,686,112.51/39,644.08
  6. Step 6: Final answer
    x = 47,590.61

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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.