Home / 38,212.25-52,737.77-21,445.25

Finding the Fourth Proportional to 38,212.25, 52,737.77 and 21,445.25

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Solution

The fourth proportional to 38,212.25, 52,737.77 and 21,445.25 is: 29,597.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.25 : 52,737.77 = 21,445.25 : x
  2. Step 2: Convert to fraction form
    38,212.25/52,737.77 = 21,445.25/x
  3. Step 3: Cross multiply
    38,212.25x = 52,737.77 × 21,445.25
  4. Step 4: Simplify right side
    38,212.25x = 1,130,974,662.09
  5. Step 5: Solve for x
    x = 1,130,974,662.09/38,212.25
  6. Step 6: Final answer
    x = 29,597.18

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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.