Home / 31,065.73-46,614.99-13,536.92

Finding the Fourth Proportional to 31,065.73, 46,614.99 and 13,536.92

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Solution

The fourth proportional to 31,065.73, 46,614.99 and 13,536.92 is: 20,312.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,065.73 : 46,614.99 = 13,536.92 : x
  2. Step 2: Convert to fraction form
    31,065.73/46,614.99 = 13,536.92/x
  3. Step 3: Cross multiply
    31,065.73x = 46,614.99 × 13,536.92
  4. Step 4: Simplify right side
    31,065.73x = 631,023,557.73
  5. Step 5: Solve for x
    x = 631,023,557.73/31,065.73
  6. Step 6: Final answer
    x = 20,312.53

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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.