Home / 37,156.59-51,271.38-21,237.66

Finding the Fourth Proportional to 37,156.59, 51,271.38 and 21,237.66

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Solution

The fourth proportional to 37,156.59, 51,271.38 and 21,237.66 is: 29,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,156.59 : 51,271.38 = 21,237.66 : x
  2. Step 2: Convert to fraction form
    37,156.59/51,271.38 = 21,237.66/x
  3. Step 3: Cross multiply
    37,156.59x = 51,271.38 × 21,237.66
  4. Step 4: Simplify right side
    37,156.59x = 1,088,884,136.17
  5. Step 5: Solve for x
    x = 1,088,884,136.17/37,156.59
  6. Step 6: Final answer
    x = 29,305.28

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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.