Home / 38,259.19-52,797.63-21,262.90

Finding the Fourth Proportional to 38,259.19, 52,797.63 and 21,262.90

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Solution

The fourth proportional to 38,259.19, 52,797.63 and 21,262.90 is: 29,342.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,259.19 : 52,797.63 = 21,262.90 : x
  2. Step 2: Convert to fraction form
    38,259.19/52,797.63 = 21,262.90/x
  3. Step 3: Cross multiply
    38,259.19x = 52,797.63 × 21,262.90
  4. Step 4: Simplify right side
    38,259.19x = 1,122,630,726.93
  5. Step 5: Solve for x
    x = 1,122,630,726.93/38,259.19
  6. Step 6: Final answer
    x = 29,342.77

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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.