Home / 31,433.58-47,140.29-10,368.89

Finding the Fourth Proportional to 31,433.58, 47,140.29 and 10,368.89

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Solution

The fourth proportional to 31,433.58, 47,140.29 and 10,368.89 is: 15,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,433.58 : 47,140.29 = 10,368.89 : x
  2. Step 2: Convert to fraction form
    31,433.58/47,140.29 = 10,368.89/x
  3. Step 3: Cross multiply
    31,433.58x = 47,140.29 × 10,368.89
  4. Step 4: Simplify right side
    31,433.58x = 488,792,422.65
  5. Step 5: Solve for x
    x = 488,792,422.65/31,433.58
  6. Step 6: Final answer
    x = 15,550.01

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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.