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Finding the Fourth Proportional to 35,159.50, 48,525.90 and 20,264.14

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Solution

The fourth proportional to 35,159.50, 48,525.90 and 20,264.14 is: 27,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,159.50 : 48,525.90 = 20,264.14 : x
  2. Step 2: Convert to fraction form
    35,159.50/48,525.90 = 20,264.14/x
  3. Step 3: Cross multiply
    35,159.50x = 48,525.90 × 20,264.14
  4. Step 4: Simplify right side
    35,159.50x = 983,335,631.23
  5. Step 5: Solve for x
    x = 983,335,631.23/35,159.50
  6. Step 6: Final answer
    x = 27,967.85

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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.