Home / 19,057.60-26,299.50-10,443.75

Finding the Fourth Proportional to 19,057.60, 26,299.50 and 10,443.75

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Solution

The fourth proportional to 19,057.60, 26,299.50 and 10,443.75 is: 14,412.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.60 : 26,299.50 = 10,443.75 : x
  2. Step 2: Convert to fraction form
    19,057.60/26,299.50 = 10,443.75/x
  3. Step 3: Cross multiply
    19,057.60x = 26,299.50 × 10,443.75
  4. Step 4: Simplify right side
    19,057.60x = 274,665,271.63
  5. Step 5: Solve for x
    x = 274,665,271.63/19,057.60
  6. Step 6: Final answer
    x = 14,412.37

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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.