Home / 35,539.66-53,251.14-12,153.34

Finding the Fourth Proportional to 35,539.66, 53,251.14 and 12,153.34

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Solution

The fourth proportional to 35,539.66, 53,251.14 and 12,153.34 is: 18,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539.66 : 53,251.14 = 12,153.34 : x
  2. Step 2: Convert to fraction form
    35,539.66/53,251.14 = 12,153.34/x
  3. Step 3: Cross multiply
    35,539.66x = 53,251.14 × 12,153.34
  4. Step 4: Simplify right side
    35,539.66x = 647,179,209.81
  5. Step 5: Solve for x
    x = 647,179,209.81/35,539.66
  6. Step 6: Final answer
    x = 18,210.06

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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.