Home / 30,964.48-42,730.96-17,535.73

Finding the Fourth Proportional to 30,964.48, 42,730.96 and 17,535.73

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Solution

The fourth proportional to 30,964.48, 42,730.96 and 17,535.73 is: 24,199.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.48 : 42,730.96 = 17,535.73 : x
  2. Step 2: Convert to fraction form
    30,964.48/42,730.96 = 17,535.73/x
  3. Step 3: Cross multiply
    30,964.48x = 42,730.96 × 17,535.73
  4. Step 4: Simplify right side
    30,964.48x = 749,318,363.55
  5. Step 5: Solve for x
    x = 749,318,363.55/30,964.48
  6. Step 6: Final answer
    x = 24,199.29

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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.