Home / 35,742.73-53,602.34-12,043.89

Finding the Fourth Proportional to 35,742.73, 53,602.34 and 12,043.89

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Solution

The fourth proportional to 35,742.73, 53,602.34 and 12,043.89 is: 18,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,742.73 : 53,602.34 = 12,043.89 : x
  2. Step 2: Convert to fraction form
    35,742.73/53,602.34 = 12,043.89/x
  3. Step 3: Cross multiply
    35,742.73x = 53,602.34 × 12,043.89
  4. Step 4: Simplify right side
    35,742.73x = 645,580,686.70
  5. Step 5: Solve for x
    x = 645,580,686.70/35,742.73
  6. Step 6: Final answer
    x = 18,061.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.