Home / 23,828.95-32,885.03-13,218.59

Finding the Fourth Proportional to 23,828.95, 32,885.03 and 13,218.59

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Solution

The fourth proportional to 23,828.95, 32,885.03 and 13,218.59 is: 18,242.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,828.95 : 32,885.03 = 13,218.59 : x
  2. Step 2: Convert to fraction form
    23,828.95/32,885.03 = 13,218.59/x
  3. Step 3: Cross multiply
    23,828.95x = 32,885.03 × 13,218.59
  4. Step 4: Simplify right side
    23,828.95x = 434,693,744.83
  5. Step 5: Solve for x
    x = 434,693,744.83/23,828.95
  6. Step 6: Final answer
    x = 18,242.26

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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.