Home / 51,748.74-71,415.27-29,088.18

Finding the Fourth Proportional to 51,748.74, 71,415.27 and 29,088.18

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Solution

The fourth proportional to 51,748.74, 71,415.27 and 29,088.18 is: 40,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748.74 : 71,415.27 = 29,088.18 : x
  2. Step 2: Convert to fraction form
    51,748.74/71,415.27 = 29,088.18/x
  3. Step 3: Cross multiply
    51,748.74x = 71,415.27 × 29,088.18
  4. Step 4: Simplify right side
    51,748.74x = 2,077,340,228.51
  5. Step 5: Solve for x
    x = 2,077,340,228.51/51,748.74
  6. Step 6: Final answer
    x = 40,142.82

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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.