Home / 46,168.40-69,264.28-12,888.44

Finding the Fourth Proportional to 46,168.40, 69,264.28 and 12,888.44

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Solution

The fourth proportional to 46,168.40, 69,264.28 and 12,888.44 is: 19,335.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,168.40 : 69,264.28 = 12,888.44 : x
  2. Step 2: Convert to fraction form
    46,168.40/69,264.28 = 12,888.44/x
  3. Step 3: Cross multiply
    46,168.40x = 69,264.28 × 12,888.44
  4. Step 4: Simplify right side
    46,168.40x = 892,708,516.92
  5. Step 5: Solve for x
    x = 892,708,516.92/46,168.40
  6. Step 6: Final answer
    x = 19,335.92

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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.