Home / 53,353.53-80,030.30-18,293.49

Finding the Fourth Proportional to 53,353.53, 80,030.30 and 18,293.49

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Solution

The fourth proportional to 53,353.53, 80,030.30 and 18,293.49 is: 27,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,353.53 : 80,030.30 = 18,293.49 : x
  2. Step 2: Convert to fraction form
    53,353.53/80,030.30 = 18,293.49/x
  3. Step 3: Cross multiply
    53,353.53x = 80,030.30 × 18,293.49
  4. Step 4: Simplify right side
    53,353.53x = 1,464,033,401.28
  5. Step 5: Solve for x
    x = 1,464,033,401.28/53,353.53
  6. Step 6: Final answer
    x = 27,440.24

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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.