Home / 31,344.64-47,017.12-10,568.32

Finding the Fourth Proportional to 31,344.64, 47,017.12 and 10,568.32

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Solution

The fourth proportional to 31,344.64, 47,017.12 and 10,568.32 is: 15,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.64 : 47,017.12 = 10,568.32 : x
  2. Step 2: Convert to fraction form
    31,344.64/47,017.12 = 10,568.32/x
  3. Step 3: Cross multiply
    31,344.64x = 47,017.12 × 10,568.32
  4. Step 4: Simplify right side
    31,344.64x = 496,891,969.64
  5. Step 5: Solve for x
    x = 496,891,969.64/31,344.64
  6. Step 6: Final answer
    x = 15,852.53

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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.