Home / 56,497.32-84,745.34-13,803.12

Finding the Fourth Proportional to 56,497.32, 84,745.34 and 13,803.12

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Solution

The fourth proportional to 56,497.32, 84,745.34 and 13,803.12 is: 20,704.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,497.32 : 84,745.34 = 13,803.12 : x
  2. Step 2: Convert to fraction form
    56,497.32/84,745.34 = 13,803.12/x
  3. Step 3: Cross multiply
    56,497.32x = 84,745.34 × 13,803.12
  4. Step 4: Simplify right side
    56,497.32x = 1,169,750,097.46
  5. Step 5: Solve for x
    x = 1,169,750,097.46/56,497.32
  6. Step 6: Final answer
    x = 20,704.52

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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.