Home / 17,875.99-26,814.33-4,728.70

Finding the Fourth Proportional to 17,875.99, 26,814.33 and 4,728.70

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Solution

The fourth proportional to 17,875.99, 26,814.33 and 4,728.70 is: 7,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.99 : 26,814.33 = 4,728.70 : x
  2. Step 2: Convert to fraction form
    17,875.99/26,814.33 = 4,728.70/x
  3. Step 3: Cross multiply
    17,875.99x = 26,814.33 × 4,728.70
  4. Step 4: Simplify right side
    17,875.99x = 126,797,024.55
  5. Step 5: Solve for x
    x = 126,797,024.55/17,875.99
  6. Step 6: Final answer
    x = 7,093.15

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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.