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Finding the Fourth Proportional to 35,334.15, 53,003.06 and 9,039.12

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Solution

The fourth proportional to 35,334.15, 53,003.06 and 9,039.12 is: 13,559.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.15 : 53,003.06 = 9,039.12 : x
  2. Step 2: Convert to fraction form
    35,334.15/53,003.06 = 9,039.12/x
  3. Step 3: Cross multiply
    35,334.15x = 53,003.06 × 9,039.12
  4. Step 4: Simplify right side
    35,334.15x = 479,101,019.71
  5. Step 5: Solve for x
    x = 479,101,019.71/35,334.15
  6. Step 6: Final answer
    x = 13,559.15

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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.