Home / 19,082.40-26,315.40-14,606.28

Finding the Fourth Proportional to 19,082.40, 26,315.40 and 14,606.28

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Solution

The fourth proportional to 19,082.40, 26,315.40 and 14,606.28 is: 20,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.40 : 26,315.40 = 14,606.28 : x
  2. Step 2: Convert to fraction form
    19,082.40/26,315.40 = 14,606.28/x
  3. Step 3: Cross multiply
    19,082.40x = 26,315.40 × 14,606.28
  4. Step 4: Simplify right side
    19,082.40x = 384,370,100.71
  5. Step 5: Solve for x
    x = 384,370,100.71/19,082.40
  6. Step 6: Final answer
    x = 20,142.65

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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.