Home / 30,841.32-42,562.38-17,412.68

Finding the Fourth Proportional to 30,841.32, 42,562.38 and 17,412.68

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Solution

The fourth proportional to 30,841.32, 42,562.38 and 17,412.68 is: 24,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,841.32 : 42,562.38 = 17,412.68 : x
  2. Step 2: Convert to fraction form
    30,841.32/42,562.38 = 17,412.68/x
  3. Step 3: Cross multiply
    30,841.32x = 42,562.38 × 17,412.68
  4. Step 4: Simplify right side
    30,841.32x = 741,124,890.17
  5. Step 5: Solve for x
    x = 741,124,890.17/30,841.32
  6. Step 6: Final answer
    x = 24,030.26

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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.