Home / 53,210.28-73,424.56-29,335.54

Finding the Fourth Proportional to 53,210.28, 73,424.56 and 29,335.54

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Solution

The fourth proportional to 53,210.28, 73,424.56 and 29,335.54 is: 40,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,210.28 : 73,424.56 = 29,335.54 : x
  2. Step 2: Convert to fraction form
    53,210.28/73,424.56 = 29,335.54/x
  3. Step 3: Cross multiply
    53,210.28x = 73,424.56 × 29,335.54
  4. Step 4: Simplify right side
    53,210.28x = 2,153,949,116.86
  5. Step 5: Solve for x
    x = 2,153,949,116.86/53,210.28
  6. Step 6: Final answer
    x = 40,479.94

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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.