Home / 37,136.94-51,248.28-21,003.97

Finding the Fourth Proportional to 37,136.94, 51,248.28 and 21,003.97

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Solution

The fourth proportional to 37,136.94, 51,248.28 and 21,003.97 is: 28,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,136.94 : 51,248.28 = 21,003.97 : x
  2. Step 2: Convert to fraction form
    37,136.94/51,248.28 = 21,003.97/x
  3. Step 3: Cross multiply
    37,136.94x = 51,248.28 × 21,003.97
  4. Step 4: Simplify right side
    37,136.94x = 1,076,417,335.67
  5. Step 5: Solve for x
    x = 1,076,417,335.67/37,136.94
  6. Step 6: Final answer
    x = 28,985.08

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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.