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Finding the Fourth Proportional to 35,649.68, 53,474.52 and 9,356.72

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Solution

The fourth proportional to 35,649.68, 53,474.52 and 9,356.72 is: 14,035.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,649.68 : 53,474.52 = 9,356.72 : x
  2. Step 2: Convert to fraction form
    35,649.68/53,474.52 = 9,356.72/x
  3. Step 3: Cross multiply
    35,649.68x = 53,474.52 × 9,356.72
  4. Step 4: Simplify right side
    35,649.68x = 500,346,110.77
  5. Step 5: Solve for x
    x = 500,346,110.77/35,649.68
  6. Step 6: Final answer
    x = 14,035.08

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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.