Home / 38,267.51-52,810.14-21,039.66

Finding the Fourth Proportional to 38,267.51, 52,810.14 and 21,039.66

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Solution

The fourth proportional to 38,267.51, 52,810.14 and 21,039.66 is: 29,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267.51 : 52,810.14 = 21,039.66 : x
  2. Step 2: Convert to fraction form
    38,267.51/52,810.14 = 21,039.66/x
  3. Step 3: Cross multiply
    38,267.51x = 52,810.14 × 21,039.66
  4. Step 4: Simplify right side
    38,267.51x = 1,111,107,390.15
  5. Step 5: Solve for x
    x = 1,111,107,390.15/38,267.51
  6. Step 6: Final answer
    x = 29,035.27

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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.