Home / 31,063.12-46,594.24-7,689.58

Finding the Fourth Proportional to 31,063.12, 46,594.24 and 7,689.58

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Solution

The fourth proportional to 31,063.12, 46,594.24 and 7,689.58 is: 11,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,063.12 : 46,594.24 = 7,689.58 : x
  2. Step 2: Convert to fraction form
    31,063.12/46,594.24 = 7,689.58/x
  3. Step 3: Cross multiply
    31,063.12x = 46,594.24 × 7,689.58
  4. Step 4: Simplify right side
    31,063.12x = 358,290,136.02
  5. Step 5: Solve for x
    x = 358,290,136.02/31,063.12
  6. Step 6: Final answer
    x = 11,534.26

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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.