Home / 19,023.68-26,252.68-10,640.16

Finding the Fourth Proportional to 19,023.68, 26,252.68 and 10,640.16

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Solution

The fourth proportional to 19,023.68, 26,252.68 and 10,640.16 is: 14,683.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.68 : 26,252.68 = 10,640.16 : x
  2. Step 2: Convert to fraction form
    19,023.68/26,252.68 = 10,640.16/x
  3. Step 3: Cross multiply
    19,023.68x = 26,252.68 × 10,640.16
  4. Step 4: Simplify right side
    19,023.68x = 279,332,715.63
  5. Step 5: Solve for x
    x = 279,332,715.63/19,023.68
  6. Step 6: Final answer
    x = 14,683.42

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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.