Home / 31,465.64-43,422.72-18,037.67

Finding the Fourth Proportional to 31,465.64, 43,422.72 and 18,037.67

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Solution

The fourth proportional to 31,465.64, 43,422.72 and 18,037.67 is: 24,892.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.64 : 43,422.72 = 18,037.67 : x
  2. Step 2: Convert to fraction form
    31,465.64/43,422.72 = 18,037.67/x
  3. Step 3: Cross multiply
    31,465.64x = 43,422.72 × 18,037.67
  4. Step 4: Simplify right side
    31,465.64x = 783,244,693.86
  5. Step 5: Solve for x
    x = 783,244,693.86/31,465.64
  6. Step 6: Final answer
    x = 24,892.06

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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.