Home / 37,368.81-51,558.53-21,447.45

Finding the Fourth Proportional to 37,368.81, 51,558.53 and 21,447.45

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Solution

The fourth proportional to 37,368.81, 51,558.53 and 21,447.45 is: 29,591.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,368.81 : 51,558.53 = 21,447.45 : x
  2. Step 2: Convert to fraction form
    37,368.81/51,558.53 = 21,447.45/x
  3. Step 3: Cross multiply
    37,368.81x = 51,558.53 × 21,447.45
  4. Step 4: Simplify right side
    37,368.81x = 1,105,798,887.01
  5. Step 5: Solve for x
    x = 1,105,798,887.01/37,368.81
  6. Step 6: Final answer
    x = 29,591.49

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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.