Home / 37,148.49-51,265.98-21,235.05

Finding the Fourth Proportional to 37,148.49, 51,265.98 and 21,235.05

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Solution

The fourth proportional to 37,148.49, 51,265.98 and 21,235.05 is: 29,304.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.49 : 51,265.98 = 21,235.05 : x
  2. Step 2: Convert to fraction form
    37,148.49/51,265.98 = 21,235.05/x
  3. Step 3: Cross multiply
    37,148.49x = 51,265.98 × 21,235.05
  4. Step 4: Simplify right side
    37,148.49x = 1,088,635,648.60
  5. Step 5: Solve for x
    x = 1,088,635,648.60/37,148.49
  6. Step 6: Final answer
    x = 29,304.98

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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.