Home / 28,624.20-39,493.32-18,553.07

Finding the Fourth Proportional to 28,624.20, 39,493.32 and 18,553.07

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Solution

The fourth proportional to 28,624.20, 39,493.32 and 18,553.07 is: 25,598.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,624.20 : 39,493.32 = 18,553.07 : x
  2. Step 2: Convert to fraction form
    28,624.20/39,493.32 = 18,553.07/x
  3. Step 3: Cross multiply
    28,624.20x = 39,493.32 × 18,553.07
  4. Step 4: Simplify right side
    28,624.20x = 732,722,330.49
  5. Step 5: Solve for x
    x = 732,722,330.49/28,624.20
  6. Step 6: Final answer
    x = 25,598.00

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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.