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Finding the Fourth Proportional to 26,605.41, 36,697.01 and 21,569.82

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Solution

The fourth proportional to 26,605.41, 36,697.01 and 21,569.82 is: 29,751.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,605.41 : 36,697.01 = 21,569.82 : x
  2. Step 2: Convert to fraction form
    26,605.41/36,697.01 = 21,569.82/x
  3. Step 3: Cross multiply
    26,605.41x = 36,697.01 × 21,569.82
  4. Step 4: Simplify right side
    26,605.41x = 791,547,792.39
  5. Step 5: Solve for x
    x = 791,547,792.39/26,605.41
  6. Step 6: Final answer
    x = 29,751.38

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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.