Home / 35,851.41-53,758.89-12,151.62

Finding the Fourth Proportional to 35,851.41, 53,758.89 and 12,151.62

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Solution

The fourth proportional to 35,851.41, 53,758.89 and 12,151.62 is: 18,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851.41 : 53,758.89 = 12,151.62 : x
  2. Step 2: Convert to fraction form
    35,851.41/53,758.89 = 12,151.62/x
  3. Step 3: Cross multiply
    35,851.41x = 53,758.89 × 12,151.62
  4. Step 4: Simplify right side
    35,851.41x = 653,257,602.90
  5. Step 5: Solve for x
    x = 653,257,602.90/35,851.41
  6. Step 6: Final answer
    x = 18,221.25

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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.