Home / 35,895.11-53,867.30-12,521.54

Finding the Fourth Proportional to 35,895.11, 53,867.30 and 12,521.54

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Solution

The fourth proportional to 35,895.11, 53,867.30 and 12,521.54 is: 18,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,895.11 : 53,867.30 = 12,521.54 : x
  2. Step 2: Convert to fraction form
    35,895.11/53,867.30 = 12,521.54/x
  3. Step 3: Cross multiply
    35,895.11x = 53,867.30 × 12,521.54
  4. Step 4: Simplify right side
    35,895.11x = 674,501,623.70
  5. Step 5: Solve for x
    x = 674,501,623.70/35,895.11
  6. Step 6: Final answer
    x = 18,790.91

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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.