Home / 52,626.29-78,970.57-19,369.71

Finding the Fourth Proportional to 52,626.29, 78,970.57 and 19,369.71

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Solution

The fourth proportional to 52,626.29, 78,970.57 and 19,369.71 is: 29,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.29 : 78,970.57 = 19,369.71 : x
  2. Step 2: Convert to fraction form
    52,626.29/78,970.57 = 19,369.71/x
  3. Step 3: Cross multiply
    52,626.29x = 78,970.57 × 19,369.71
  4. Step 4: Simplify right side
    52,626.29x = 1,529,637,039.43
  5. Step 5: Solve for x
    x = 1,529,637,039.43/52,626.29
  6. Step 6: Final answer
    x = 29,066.02

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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.