Home / 19,125.84-26,395.92-10,742.32

Finding the Fourth Proportional to 19,125.84, 26,395.92 and 10,742.32

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Solution

The fourth proportional to 19,125.84, 26,395.92 and 10,742.32 is: 14,825.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.84 : 26,395.92 = 10,742.32 : x
  2. Step 2: Convert to fraction form
    19,125.84/26,395.92 = 10,742.32/x
  3. Step 3: Cross multiply
    19,125.84x = 26,395.92 × 10,742.32
  4. Step 4: Simplify right side
    19,125.84x = 283,553,419.33
  5. Step 5: Solve for x
    x = 283,553,419.33/19,125.84
  6. Step 6: Final answer
    x = 14,825.67

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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.