Home / 38,837.93-53,591.64-21,606.23

Finding the Fourth Proportional to 38,837.93, 53,591.64 and 21,606.23

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Solution

The fourth proportional to 38,837.93, 53,591.64 and 21,606.23 is: 29,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,837.93 : 53,591.64 = 21,606.23 : x
  2. Step 2: Convert to fraction form
    38,837.93/53,591.64 = 21,606.23/x
  3. Step 3: Cross multiply
    38,837.93x = 53,591.64 × 21,606.23
  4. Step 4: Simplify right side
    38,837.93x = 1,157,913,172.96
  5. Step 5: Solve for x
    x = 1,157,913,172.96/38,837.93
  6. Step 6: Final answer
    x = 29,813.98

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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.