Home / 35,108.90-52,661.73-8,813.06

Finding the Fourth Proportional to 35,108.90, 52,661.73 and 8,813.06

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Solution

The fourth proportional to 35,108.90, 52,661.73 and 8,813.06 is: 13,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,108.90 : 52,661.73 = 8,813.06 : x
  2. Step 2: Convert to fraction form
    35,108.90/52,661.73 = 8,813.06/x
  3. Step 3: Cross multiply
    35,108.90x = 52,661.73 × 8,813.06
  4. Step 4: Simplify right side
    35,108.90x = 464,110,986.19
  5. Step 5: Solve for x
    x = 464,110,986.19/35,108.90
  6. Step 6: Final answer
    x = 13,219.18

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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.