Home / 31,281.04-46,928.64-10,504

Finding the Fourth Proportional to 31,281.04, 46,928.64 and 10,504

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Solution

The fourth proportional to 31,281.04, 46,928.64 and 10,504 is: 15,758.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,281.04 : 46,928.64 = 10,504 : x
  2. Step 2: Convert to fraction form
    31,281.04/46,928.64 = 10,504/x
  3. Step 3: Cross multiply
    31,281.04x = 46,928.64 × 10,504
  4. Step 4: Simplify right side
    31,281.04x = 492,938,434.56
  5. Step 5: Solve for x
    x = 492,938,434.56/31,281.04
  6. Step 6: Final answer
    x = 15,758.38

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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.