Home / 35,355.78-53,054.34-13,184.46

Finding the Fourth Proportional to 35,355.78, 53,054.34 and 13,184.46

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Solution

The fourth proportional to 35,355.78, 53,054.34 and 13,184.46 is: 19,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,355.78 : 53,054.34 = 13,184.46 : x
  2. Step 2: Convert to fraction form
    35,355.78/53,054.34 = 13,184.46/x
  3. Step 3: Cross multiply
    35,355.78x = 53,054.34 × 13,184.46
  4. Step 4: Simplify right side
    35,355.78x = 699,492,823.56
  5. Step 5: Solve for x
    x = 699,492,823.56/35,355.78
  6. Step 6: Final answer
    x = 19,784.40

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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.