Home / 28,007.99-38,688.78-26,015.07

Finding the Fourth Proportional to 28,007.99, 38,688.78 and 26,015.07

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Solution

The fourth proportional to 28,007.99, 38,688.78 and 26,015.07 is: 35,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007.99 : 38,688.78 = 26,015.07 : x
  2. Step 2: Convert to fraction form
    28,007.99/38,688.78 = 26,015.07/x
  3. Step 3: Cross multiply
    28,007.99x = 38,688.78 × 26,015.07
  4. Step 4: Simplify right side
    28,007.99x = 1,006,491,319.91
  5. Step 5: Solve for x
    x = 1,006,491,319.91/28,007.99
  6. Step 6: Final answer
    x = 35,935.86

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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.