Home / 26,929.28-40,396.56-10,303.28

Finding the Fourth Proportional to 26,929.28, 40,396.56 and 10,303.28

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Solution

The fourth proportional to 26,929.28, 40,396.56 and 10,303.28 is: 15,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.28 : 40,396.56 = 10,303.28 : x
  2. Step 2: Convert to fraction form
    26,929.28/40,396.56 = 10,303.28/x
  3. Step 3: Cross multiply
    26,929.28x = 40,396.56 × 10,303.28
  4. Step 4: Simplify right side
    26,929.28x = 416,217,068.72
  5. Step 5: Solve for x
    x = 416,217,068.72/26,929.28
  6. Step 6: Final answer
    x = 15,455.93

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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.