Home / 35,654.34-49,201.31-20,547.44

Finding the Fourth Proportional to 35,654.34, 49,201.31 and 20,547.44

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Solution

The fourth proportional to 35,654.34, 49,201.31 and 20,547.44 is: 28,354.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,654.34 : 49,201.31 = 20,547.44 : x
  2. Step 2: Convert to fraction form
    35,654.34/49,201.31 = 20,547.44/x
  3. Step 3: Cross multiply
    35,654.34x = 49,201.31 × 20,547.44
  4. Step 4: Simplify right side
    35,654.34x = 1,010,960,965.15
  5. Step 5: Solve for x
    x = 1,010,960,965.15/35,654.34
  6. Step 6: Final answer
    x = 28,354.50

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1.5x scale

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.