Home / 19,040.34-26,274.21-10,655.70

Finding the Fourth Proportional to 19,040.34, 26,274.21 and 10,655.70

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Solution

The fourth proportional to 19,040.34, 26,274.21 and 10,655.70 is: 14,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.34 : 26,274.21 = 10,655.70 : x
  2. Step 2: Convert to fraction form
    19,040.34/26,274.21 = 10,655.70/x
  3. Step 3: Cross multiply
    19,040.34x = 26,274.21 × 10,655.70
  4. Step 4: Simplify right side
    19,040.34x = 279,970,099.50
  5. Step 5: Solve for x
    x = 279,970,099.50/19,040.34
  6. Step 6: Final answer
    x = 14,704.05

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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.