Home / 35,012.13-52,405.80-18,348.40

Finding the Fourth Proportional to 35,012.13, 52,405.80 and 18,348.40

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Solution

The fourth proportional to 35,012.13, 52,405.80 and 18,348.40 is: 27,463.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,012.13 : 52,405.80 = 18,348.40 : x
  2. Step 2: Convert to fraction form
    35,012.13/52,405.80 = 18,348.40/x
  3. Step 3: Cross multiply
    35,012.13x = 52,405.80 × 18,348.40
  4. Step 4: Simplify right side
    35,012.13x = 961,562,580.72
  5. Step 5: Solve for x
    x = 961,562,580.72/35,012.13
  6. Step 6: Final answer
    x = 27,463.70

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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.