Home / 26,709.36-40,050.36-15,618.48

Finding the Fourth Proportional to 26,709.36, 40,050.36 and 15,618.48

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Solution

The fourth proportional to 26,709.36, 40,050.36 and 15,618.48 is: 23,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709.36 : 40,050.36 = 15,618.48 : x
  2. Step 2: Convert to fraction form
    26,709.36/40,050.36 = 15,618.48/x
  3. Step 3: Cross multiply
    26,709.36x = 40,050.36 × 15,618.48
  4. Step 4: Simplify right side
    26,709.36x = 625,525,746.65
  5. Step 5: Solve for x
    x = 625,525,746.65/26,709.36
  6. Step 6: Final answer
    x = 23,419.72

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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.