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Finding the Fourth Proportional to 35,361.42, 53,038.17 and 9,066.78

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Solution

The fourth proportional to 35,361.42, 53,038.17 and 9,066.78 is: 13,599.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,361.42 : 53,038.17 = 9,066.78 : x
  2. Step 2: Convert to fraction form
    35,361.42/53,038.17 = 9,066.78/x
  3. Step 3: Cross multiply
    35,361.42x = 53,038.17 × 9,066.78
  4. Step 4: Simplify right side
    35,361.42x = 480,885,418.99
  5. Step 5: Solve for x
    x = 480,885,418.99/35,361.42
  6. Step 6: Final answer
    x = 13,599.15

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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.