Home / 53,334.84-73,612.34-30,689.08

Finding the Fourth Proportional to 53,334.84, 73,612.34 and 30,689.08

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Solution

The fourth proportional to 53,334.84, 73,612.34 and 30,689.08 is: 42,356.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,334.84 : 73,612.34 = 30,689.08 : x
  2. Step 2: Convert to fraction form
    53,334.84/73,612.34 = 30,689.08/x
  3. Step 3: Cross multiply
    53,334.84x = 73,612.34 × 30,689.08
  4. Step 4: Simplify right side
    53,334.84x = 2,259,094,991.25
  5. Step 5: Solve for x
    x = 2,259,094,991.25/53,334.84
  6. Step 6: Final answer
    x = 42,356.83

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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.