Home / 38,006.13-52,447.44-21,009.18

Finding the Fourth Proportional to 38,006.13, 52,447.44 and 21,009.18

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Solution

The fourth proportional to 38,006.13, 52,447.44 and 21,009.18 is: 28,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,006.13 : 52,447.44 = 21,009.18 : x
  2. Step 2: Convert to fraction form
    38,006.13/52,447.44 = 21,009.18/x
  3. Step 3: Cross multiply
    38,006.13x = 52,447.44 × 21,009.18
  4. Step 4: Simplify right side
    38,006.13x = 1,101,877,707.50
  5. Step 5: Solve for x
    x = 1,101,877,707.50/38,006.13
  6. Step 6: Final answer
    x = 28,992.10

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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.