Home / 37,539.03-51,803.87-20,543.28

Finding the Fourth Proportional to 37,539.03, 51,803.87 and 20,543.28

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Solution

The fourth proportional to 37,539.03, 51,803.87 and 20,543.28 is: 28,349.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.03 : 51,803.87 = 20,543.28 : x
  2. Step 2: Convert to fraction form
    37,539.03/51,803.87 = 20,543.28/x
  3. Step 3: Cross multiply
    37,539.03x = 51,803.87 × 20,543.28
  4. Step 4: Simplify right side
    37,539.03x = 1,064,221,109.51
  5. Step 5: Solve for x
    x = 1,064,221,109.51/37,539.03
  6. Step 6: Final answer
    x = 28,349.72

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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.