Home / 31,336.64-47,005.12-10,560.32

Finding the Fourth Proportional to 31,336.64, 47,005.12 and 10,560.32

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Solution

The fourth proportional to 31,336.64, 47,005.12 and 10,560.32 is: 15,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,336.64 : 47,005.12 = 10,560.32 : x
  2. Step 2: Convert to fraction form
    31,336.64/47,005.12 = 10,560.32/x
  3. Step 3: Cross multiply
    31,336.64x = 47,005.12 × 10,560.32
  4. Step 4: Simplify right side
    31,336.64x = 496,389,108.84
  5. Step 5: Solve for x
    x = 496,389,108.84/31,336.64
  6. Step 6: Final answer
    x = 15,840.53

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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.