Home / 35,735.76-53,565.81-12,020.73

Finding the Fourth Proportional to 35,735.76, 53,565.81 and 12,020.73

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Solution

The fourth proportional to 35,735.76, 53,565.81 and 12,020.73 is: 18,018.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,735.76 : 53,565.81 = 12,020.73 : x
  2. Step 2: Convert to fraction form
    35,735.76/53,565.81 = 12,020.73/x
  3. Step 3: Cross multiply
    35,735.76x = 53,565.81 × 12,020.73
  4. Step 4: Simplify right side
    35,735.76x = 643,900,139.24
  5. Step 5: Solve for x
    x = 643,900,139.24/35,735.76
  6. Step 6: Final answer
    x = 18,018.37

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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.