Home / 35,602.20-53,387.10-18,957.96

Finding the Fourth Proportional to 35,602.20, 53,387.10 and 18,957.96

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Solution

The fourth proportional to 35,602.20, 53,387.10 and 18,957.96 is: 28,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.20 : 53,387.10 = 18,957.96 : x
  2. Step 2: Convert to fraction form
    35,602.20/53,387.10 = 18,957.96/x
  3. Step 3: Cross multiply
    35,602.20x = 53,387.10 × 18,957.96
  4. Step 4: Simplify right side
    35,602.20x = 1,012,110,506.32
  5. Step 5: Solve for x
    x = 1,012,110,506.32/35,602.20
  6. Step 6: Final answer
    x = 28,428.31

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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.