Home / 19,626.71-29,429.12-6,475.55

Finding the Fourth Proportional to 19,626.71, 29,429.12 and 6,475.55

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Solution

The fourth proportional to 19,626.71, 29,429.12 and 6,475.55 is: 9,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.71 : 29,429.12 = 6,475.55 : x
  2. Step 2: Convert to fraction form
    19,626.71/29,429.12 = 6,475.55/x
  3. Step 3: Cross multiply
    19,626.71x = 29,429.12 × 6,475.55
  4. Step 4: Simplify right side
    19,626.71x = 190,569,607.06
  5. Step 5: Solve for x
    x = 190,569,607.06/19,626.71
  6. Step 6: Final answer
    x = 9,709.71

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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.