Home / 53,209.28-73,423.18-29,334.54

Finding the Fourth Proportional to 53,209.28, 73,423.18 and 29,334.54

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Solution

The fourth proportional to 53,209.28, 73,423.18 and 29,334.54 is: 40,478.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,209.28 : 73,423.18 = 29,334.54 : x
  2. Step 2: Convert to fraction form
    53,209.28/73,423.18 = 29,334.54/x
  3. Step 3: Cross multiply
    53,209.28x = 73,423.18 × 29,334.54
  4. Step 4: Simplify right side
    53,209.28x = 2,153,835,210.64
  5. Step 5: Solve for x
    x = 2,153,835,210.64/53,209.28
  6. Step 6: Final answer
    x = 40,478.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.