Home / 30,965.18-42,732.51-17,536.38

Finding the Fourth Proportional to 30,965.18, 42,732.51 and 17,536.38

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Solution

The fourth proportional to 30,965.18, 42,732.51 and 17,536.38 is: 24,200.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965.18 : 42,732.51 = 17,536.38 : x
  2. Step 2: Convert to fraction form
    30,965.18/42,732.51 = 17,536.38/x
  3. Step 3: Cross multiply
    30,965.18x = 42,732.51 × 17,536.38
  4. Step 4: Simplify right side
    30,965.18x = 749,373,533.71
  5. Step 5: Solve for x
    x = 749,373,533.71/30,965.18
  6. Step 6: Final answer
    x = 24,200.53

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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.