Home / 31,465.89-47,184.26-11,730.24

Finding the Fourth Proportional to 31,465.89, 47,184.26 and 11,730.24

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Solution

The fourth proportional to 31,465.89, 47,184.26 and 11,730.24 is: 17,589.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.89 : 47,184.26 = 11,730.24 : x
  2. Step 2: Convert to fraction form
    31,465.89/47,184.26 = 11,730.24/x
  3. Step 3: Cross multiply
    31,465.89x = 47,184.26 × 11,730.24
  4. Step 4: Simplify right side
    31,465.89x = 553,482,635.37
  5. Step 5: Solve for x
    x = 553,482,635.37/31,465.89
  6. Step 6: Final answer
    x = 17,589.92

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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.