Home / 17,913.60-26,868.96-6,225.12

Finding the Fourth Proportional to 17,913.60, 26,868.96 and 6,225.12

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Solution

The fourth proportional to 17,913.60, 26,868.96 and 6,225.12 is: 9,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.60 : 26,868.96 = 6,225.12 : x
  2. Step 2: Convert to fraction form
    17,913.60/26,868.96 = 6,225.12/x
  3. Step 3: Cross multiply
    17,913.60x = 26,868.96 × 6,225.12
  4. Step 4: Simplify right side
    17,913.60x = 167,262,500.28
  5. Step 5: Solve for x
    x = 167,262,500.28/17,913.60
  6. Step 6: Final answer
    x = 9,337.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.