Home / 35,451.67-53,173.38-9,154.34

Finding the Fourth Proportional to 35,451.67, 53,173.38 and 9,154.34

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Solution

The fourth proportional to 35,451.67, 53,173.38 and 9,154.34 is: 13,730.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.67 : 53,173.38 = 9,154.34 : x
  2. Step 2: Convert to fraction form
    35,451.67/53,173.38 = 9,154.34/x
  3. Step 3: Cross multiply
    35,451.67x = 53,173.38 × 9,154.34
  4. Step 4: Simplify right side
    35,451.67x = 486,767,199.47
  5. Step 5: Solve for x
    x = 486,767,199.47/35,451.67
  6. Step 6: Final answer
    x = 13,730.44

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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.