Home / 23,536.98-35,320.05-21,116.70

Finding the Fourth Proportional to 23,536.98, 35,320.05 and 21,116.70

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Solution

The fourth proportional to 23,536.98, 35,320.05 and 21,116.70 is: 31,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,536.98 : 35,320.05 = 21,116.70 : x
  2. Step 2: Convert to fraction form
    23,536.98/35,320.05 = 21,116.70/x
  3. Step 3: Cross multiply
    23,536.98x = 35,320.05 × 21,116.70
  4. Step 4: Simplify right side
    23,536.98x = 745,842,899.84
  5. Step 5: Solve for x
    x = 745,842,899.84/23,536.98
  6. Step 6: Final answer
    x = 31,688.13

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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.