Home / 31,125.75-46,688.18-14,476.46

Finding the Fourth Proportional to 31,125.75, 46,688.18 and 14,476.46

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Solution

The fourth proportional to 31,125.75, 46,688.18 and 14,476.46 is: 21,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,125.75 : 46,688.18 = 14,476.46 : x
  2. Step 2: Convert to fraction form
    31,125.75/46,688.18 = 14,476.46/x
  3. Step 3: Cross multiply
    31,125.75x = 46,688.18 × 14,476.46
  4. Step 4: Simplify right side
    31,125.75x = 675,879,264.42
  5. Step 5: Solve for x
    x = 675,879,264.42/31,125.75
  6. Step 6: Final answer
    x = 21,714.47

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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.