Home / 19,515.44-26,931.26-10,562.87

Finding the Fourth Proportional to 19,515.44, 26,931.26 and 10,562.87

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Solution

The fourth proportional to 19,515.44, 26,931.26 and 10,562.87 is: 14,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515.44 : 26,931.26 = 10,562.87 : x
  2. Step 2: Convert to fraction form
    19,515.44/26,931.26 = 10,562.87/x
  3. Step 3: Cross multiply
    19,515.44x = 26,931.26 × 10,562.87
  4. Step 4: Simplify right side
    19,515.44x = 284,471,492.05
  5. Step 5: Solve for x
    x = 284,471,492.05/19,515.44
  6. Step 6: Final answer
    x = 14,576.74

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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.