Home / 35,312.58-52,991.19-19,740.42

Finding the Fourth Proportional to 35,312.58, 52,991.19 and 19,740.42

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Solution

The fourth proportional to 35,312.58, 52,991.19 and 19,740.42 is: 29,623.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,312.58 : 52,991.19 = 19,740.42 : x
  2. Step 2: Convert to fraction form
    35,312.58/52,991.19 = 19,740.42/x
  3. Step 3: Cross multiply
    35,312.58x = 52,991.19 × 19,740.42
  4. Step 4: Simplify right side
    35,312.58x = 1,046,068,346.90
  5. Step 5: Solve for x
    x = 1,046,068,346.90/35,312.58
  6. Step 6: Final answer
    x = 29,623.11

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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.