Home / 32,458.68-44,790.30-18,315

Finding the Fourth Proportional to 32,458.68, 44,790.30 and 18,315

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Solution

The fourth proportional to 32,458.68, 44,790.30 and 18,315 is: 25,273.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,458.68 : 44,790.30 = 18,315 : x
  2. Step 2: Convert to fraction form
    32,458.68/44,790.30 = 18,315/x
  3. Step 3: Cross multiply
    32,458.68x = 44,790.30 × 18,315
  4. Step 4: Simplify right side
    32,458.68x = 820,334,344.50
  5. Step 5: Solve for x
    x = 820,334,344.50/32,458.68
  6. Step 6: Final answer
    x = 25,273.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.