Home / 35,276.39-48,688.94-21,137.44

Finding the Fourth Proportional to 35,276.39, 48,688.94 and 21,137.44

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Solution

The fourth proportional to 35,276.39, 48,688.94 and 21,137.44 is: 29,174.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,276.39 : 48,688.94 = 21,137.44 : x
  2. Step 2: Convert to fraction form
    35,276.39/48,688.94 = 21,137.44/x
  3. Step 3: Cross multiply
    35,276.39x = 48,688.94 × 21,137.44
  4. Step 4: Simplify right side
    35,276.39x = 1,029,159,547.91
  5. Step 5: Solve for x
    x = 1,029,159,547.91/35,276.39
  6. Step 6: Final answer
    x = 29,174.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.