Home / 38,056.64-57,078.72-10,356.80

Finding the Fourth Proportional to 38,056.64, 57,078.72 and 10,356.80

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Solution

The fourth proportional to 38,056.64, 57,078.72 and 10,356.80 is: 15,533.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.64 : 57,078.72 = 10,356.80 : x
  2. Step 2: Convert to fraction form
    38,056.64/57,078.72 = 10,356.80/x
  3. Step 3: Cross multiply
    38,056.64x = 57,078.72 × 10,356.80
  4. Step 4: Simplify right side
    38,056.64x = 591,152,887.30
  5. Step 5: Solve for x
    x = 591,152,887.30/38,056.64
  6. Step 6: Final answer
    x = 15,533.50

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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.