Home / 38,803.44-58,210.56-12,499.32

Finding the Fourth Proportional to 38,803.44, 58,210.56 and 12,499.32

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Solution

The fourth proportional to 38,803.44, 58,210.56 and 12,499.32 is: 18,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,803.44 : 58,210.56 = 12,499.32 : x
  2. Step 2: Convert to fraction form
    38,803.44/58,210.56 = 12,499.32/x
  3. Step 3: Cross multiply
    38,803.44x = 58,210.56 × 12,499.32
  4. Step 4: Simplify right side
    38,803.44x = 727,592,416.82
  5. Step 5: Solve for x
    x = 727,592,416.82/38,803.44
  6. Step 6: Final answer
    x = 18,750.72

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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.