Home / 30,108.90-45,032.12-17,599.26

Finding the Fourth Proportional to 30,108.90, 45,032.12 and 17,599.26

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Solution

The fourth proportional to 30,108.90, 45,032.12 and 17,599.26 is: 26,322.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,108.90 : 45,032.12 = 17,599.26 : x
  2. Step 2: Convert to fraction form
    30,108.90/45,032.12 = 17,599.26/x
  3. Step 3: Cross multiply
    30,108.90x = 45,032.12 × 17,599.26
  4. Step 4: Simplify right side
    30,108.90x = 792,531,988.23
  5. Step 5: Solve for x
    x = 792,531,988.23/30,108.90
  6. Step 6: Final answer
    x = 26,322.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.