Home / 30,964.84-42,734.13-17,538.46

Finding the Fourth Proportional to 30,964.84, 42,734.13 and 17,538.46

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Solution

The fourth proportional to 30,964.84, 42,734.13 and 17,538.46 is: 24,204.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,964.84 : 42,734.13 = 17,538.46 : x
  2. Step 2: Convert to fraction form
    30,964.84/42,734.13 = 17,538.46/x
  3. Step 3: Cross multiply
    30,964.84x = 42,734.13 × 17,538.46
  4. Step 4: Simplify right side
    30,964.84x = 749,490,829.64
  5. Step 5: Solve for x
    x = 749,490,829.64/30,964.84
  6. Step 6: Final answer
    x = 24,204.58

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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.