Home / 17,439.71-26,159.29-4,292.19

Finding the Fourth Proportional to 17,439.71, 26,159.29 and 4,292.19

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Solution

The fourth proportional to 17,439.71, 26,159.29 and 4,292.19 is: 6,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.71 : 26,159.29 = 4,292.19 : x
  2. Step 2: Convert to fraction form
    17,439.71/26,159.29 = 4,292.19/x
  3. Step 3: Cross multiply
    17,439.71x = 26,159.29 × 4,292.19
  4. Step 4: Simplify right side
    17,439.71x = 112,280,632.21
  5. Step 5: Solve for x
    x = 112,280,632.21/17,439.71
  6. Step 6: Final answer
    x = 6,438.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.