Home / 31,089.90-46,643.96-10,029.52

Finding the Fourth Proportional to 31,089.90, 46,643.96 and 10,029.52

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Solution

The fourth proportional to 31,089.90, 46,643.96 and 10,029.52 is: 15,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,089.90 : 46,643.96 = 10,029.52 : x
  2. Step 2: Convert to fraction form
    31,089.90/46,643.96 = 10,029.52/x
  3. Step 3: Cross multiply
    31,089.90x = 46,643.96 × 10,029.52
  4. Step 4: Simplify right side
    31,089.90x = 467,816,529.70
  5. Step 5: Solve for x
    x = 467,816,529.70/31,089.90
  6. Step 6: Final answer
    x = 15,047.22

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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.