Home / 36,840.81-55,253.64-10,539.72

Finding the Fourth Proportional to 36,840.81, 55,253.64 and 10,539.72

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Solution

The fourth proportional to 36,840.81, 55,253.64 and 10,539.72 is: 15,807.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.81 : 55,253.64 = 10,539.72 : x
  2. Step 2: Convert to fraction form
    36,840.81/55,253.64 = 10,539.72/x
  3. Step 3: Cross multiply
    36,840.81x = 55,253.64 × 10,539.72
  4. Step 4: Simplify right side
    36,840.81x = 582,357,894.58
  5. Step 5: Solve for x
    x = 582,357,894.58/36,840.81
  6. Step 6: Final answer
    x = 15,807.41

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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.