Home / 37,337.54-51,523.70-21,420.50

Finding the Fourth Proportional to 37,337.54, 51,523.70 and 21,420.50

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Solution

The fourth proportional to 37,337.54, 51,523.70 and 21,420.50 is: 29,559.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,337.54 : 51,523.70 = 21,420.50 : x
  2. Step 2: Convert to fraction form
    37,337.54/51,523.70 = 21,420.50/x
  3. Step 3: Cross multiply
    37,337.54x = 51,523.70 × 21,420.50
  4. Step 4: Simplify right side
    37,337.54x = 1,103,663,415.85
  5. Step 5: Solve for x
    x = 1,103,663,415.85/37,337.54
  6. Step 6: Final answer
    x = 29,559.08

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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.