Home / 17,429.19-26,143.89-4,281.58

Finding the Fourth Proportional to 17,429.19, 26,143.89 and 4,281.58

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Solution

The fourth proportional to 17,429.19, 26,143.89 and 4,281.58 is: 6,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,429.19 : 26,143.89 = 4,281.58 : x
  2. Step 2: Convert to fraction form
    17,429.19/26,143.89 = 4,281.58/x
  3. Step 3: Cross multiply
    17,429.19x = 26,143.89 × 4,281.58
  4. Step 4: Simplify right side
    17,429.19x = 111,937,156.55
  5. Step 5: Solve for x
    x = 111,937,156.55/17,429.19
  6. Step 6: Final answer
    x = 6,422.40

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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.