Home / 37,500.55-51,750.80-21,588.10

Finding the Fourth Proportional to 37,500.55, 51,750.80 and 21,588.10

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Solution

The fourth proportional to 37,500.55, 51,750.80 and 21,588.10 is: 29,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,500.55 : 51,750.80 = 21,588.10 : x
  2. Step 2: Convert to fraction form
    37,500.55/51,750.80 = 21,588.10/x
  3. Step 3: Cross multiply
    37,500.55x = 51,750.80 × 21,588.10
  4. Step 4: Simplify right side
    37,500.55x = 1,117,201,445.48
  5. Step 5: Solve for x
    x = 1,117,201,445.48/37,500.55
  6. Step 6: Final answer
    x = 29,791.60

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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.