Home / 31,015.72-46,528.78-14,368.96

Finding the Fourth Proportional to 31,015.72, 46,528.78 and 14,368.96

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Solution

The fourth proportional to 31,015.72, 46,528.78 and 14,368.96 is: 21,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,015.72 : 46,528.78 = 14,368.96 : x
  2. Step 2: Convert to fraction form
    31,015.72/46,528.78 = 14,368.96/x
  3. Step 3: Cross multiply
    31,015.72x = 46,528.78 × 14,368.96
  4. Step 4: Simplify right side
    31,015.72x = 668,570,178.67
  5. Step 5: Solve for x
    x = 668,570,178.67/31,015.72
  6. Step 6: Final answer
    x = 21,555.85

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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.