Home / 53,088.64-73,262.88-30,427.12

Finding the Fourth Proportional to 53,088.64, 73,262.88 and 30,427.12

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Solution

The fourth proportional to 53,088.64, 73,262.88 and 30,427.12 is: 41,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,088.64 : 73,262.88 = 30,427.12 : x
  2. Step 2: Convert to fraction form
    53,088.64/73,262.88 = 30,427.12/x
  3. Step 3: Cross multiply
    53,088.64x = 73,262.88 × 30,427.12
  4. Step 4: Simplify right side
    53,088.64x = 2,229,178,441.31
  5. Step 5: Solve for x
    x = 2,229,178,441.31/53,088.64
  6. Step 6: Final answer
    x = 41,989.74

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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.