Home / 18,335.15-25,302.54-9,951.67

Finding the Fourth Proportional to 18,335.15, 25,302.54 and 9,951.67

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Solution

The fourth proportional to 18,335.15, 25,302.54 and 9,951.67 is: 13,733.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.15 : 25,302.54 = 9,951.67 : x
  2. Step 2: Convert to fraction form
    18,335.15/25,302.54 = 9,951.67/x
  3. Step 3: Cross multiply
    18,335.15x = 25,302.54 × 9,951.67
  4. Step 4: Simplify right side
    18,335.15x = 251,802,528.24
  5. Step 5: Solve for x
    x = 251,802,528.24/18,335.15
  6. Step 6: Final answer
    x = 13,733.32

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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.