Home / 17,615.12-24,299.88-13,416.08

Finding the Fourth Proportional to 17,615.12, 24,299.88 and 13,416.08

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Solution

The fourth proportional to 17,615.12, 24,299.88 and 13,416.08 is: 18,507.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.12 : 24,299.88 = 13,416.08 : x
  2. Step 2: Convert to fraction form
    17,615.12/24,299.88 = 13,416.08/x
  3. Step 3: Cross multiply
    17,615.12x = 24,299.88 × 13,416.08
  4. Step 4: Simplify right side
    17,615.12x = 326,009,134.07
  5. Step 5: Solve for x
    x = 326,009,134.07/17,615.12
  6. Step 6: Final answer
    x = 18,507.35

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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.