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Finding the Fourth Proportional to 35,376.76, 48,822.26 and 21,032.76

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Solution

The fourth proportional to 35,376.76, 48,822.26 and 21,032.76 is: 29,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,376.76 : 48,822.26 = 21,032.76 : x
  2. Step 2: Convert to fraction form
    35,376.76/48,822.26 = 21,032.76/x
  3. Step 3: Cross multiply
    35,376.76x = 48,822.26 × 21,032.76
  4. Step 4: Simplify right side
    35,376.76x = 1,026,866,877.24
  5. Step 5: Solve for x
    x = 1,026,866,877.24/35,376.76
  6. Step 6: Final answer
    x = 29,026.59

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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.