Home / 30,484.80-42,063.39-17,056.17

Finding the Fourth Proportional to 30,484.80, 42,063.39 and 17,056.17

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Solution

The fourth proportional to 30,484.80, 42,063.39 and 17,056.17 is: 23,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,484.80 : 42,063.39 = 17,056.17 : x
  2. Step 2: Convert to fraction form
    30,484.80/42,063.39 = 17,056.17/x
  3. Step 3: Cross multiply
    30,484.80x = 42,063.39 × 17,056.17
  4. Step 4: Simplify right side
    30,484.80x = 717,440,330.62
  5. Step 5: Solve for x
    x = 717,440,330.62/30,484.80
  6. Step 6: Final answer
    x = 23,534.36

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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.