Home / 31,248.59-46,880.98-12,529.28

Finding the Fourth Proportional to 31,248.59, 46,880.98 and 12,529.28

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Solution

The fourth proportional to 31,248.59, 46,880.98 and 12,529.28 is: 18,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248.59 : 46,880.98 = 12,529.28 : x
  2. Step 2: Convert to fraction form
    31,248.59/46,880.98 = 12,529.28/x
  3. Step 3: Cross multiply
    31,248.59x = 46,880.98 × 12,529.28
  4. Step 4: Simplify right side
    31,248.59x = 587,385,010.97
  5. Step 5: Solve for x
    x = 587,385,010.97/31,248.59
  6. Step 6: Final answer
    x = 18,797.17

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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.