Home / 30,916.03-42,664.13-17,487.00

Finding the Fourth Proportional to 30,916.03, 42,664.13 and 17,487.00

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Solution

The fourth proportional to 30,916.03, 42,664.13 and 17,487.00 is: 24,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,916.03 : 42,664.13 = 17,487.00 : x
  2. Step 2: Convert to fraction form
    30,916.03/42,664.13 = 17,487.00/x
  3. Step 3: Cross multiply
    30,916.03x = 42,664.13 × 17,487.00
  4. Step 4: Simplify right side
    30,916.03x = 746,067,393.88
  5. Step 5: Solve for x
    x = 746,067,393.88/30,916.03
  6. Step 6: Final answer
    x = 24,132.06

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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.