Home / 31,495.28-47,249.58-10,434.13

Finding the Fourth Proportional to 31,495.28, 47,249.58 and 10,434.13

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Solution

The fourth proportional to 31,495.28, 47,249.58 and 10,434.13 is: 15,653.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.28 : 47,249.58 = 10,434.13 : x
  2. Step 2: Convert to fraction form
    31,495.28/47,249.58 = 10,434.13/x
  3. Step 3: Cross multiply
    31,495.28x = 47,249.58 × 10,434.13
  4. Step 4: Simplify right side
    31,495.28x = 493,008,260.17
  5. Step 5: Solve for x
    x = 493,008,260.17/31,495.28
  6. Step 6: Final answer
    x = 15,653.40

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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.