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Finding the Fourth Proportional to 35,596.88, 53,417.28 and 18,079.28

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Solution

The fourth proportional to 35,596.88, 53,417.28 and 18,079.28 is: 27,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,596.88 : 53,417.28 = 18,079.28 : x
  2. Step 2: Convert to fraction form
    35,596.88/53,417.28 = 18,079.28/x
  3. Step 3: Cross multiply
    35,596.88x = 53,417.28 × 18,079.28
  4. Step 4: Simplify right side
    35,596.88x = 965,745,961.96
  5. Step 5: Solve for x
    x = 965,745,961.96/35,596.88
  6. Step 6: Final answer
    x = 27,130.07

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1.5x scale

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.