Home / 52,028.63-78,039.66-14,587.91

Finding the Fourth Proportional to 52,028.63, 78,039.66 and 14,587.91

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Solution

The fourth proportional to 52,028.63, 78,039.66 and 14,587.91 is: 21,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,028.63 : 78,039.66 = 14,587.91 : x
  2. Step 2: Convert to fraction form
    52,028.63/78,039.66 = 14,587.91/x
  3. Step 3: Cross multiply
    52,028.63x = 78,039.66 × 14,587.91
  4. Step 4: Simplify right side
    52,028.63x = 1,138,435,536.51
  5. Step 5: Solve for x
    x = 1,138,435,536.51/52,028.63
  6. Step 6: Final answer
    x = 21,880.94

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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.