Home / 31,856.04-47,809.34-17,075.88

Finding the Fourth Proportional to 31,856.04, 47,809.34 and 17,075.88

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Solution

The fourth proportional to 31,856.04, 47,809.34 and 17,075.88 is: 25,627.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,856.04 : 47,809.34 = 17,075.88 : x
  2. Step 2: Convert to fraction form
    31,856.04/47,809.34 = 17,075.88/x
  3. Step 3: Cross multiply
    31,856.04x = 47,809.34 × 17,075.88
  4. Step 4: Simplify right side
    31,856.04x = 816,386,552.72
  5. Step 5: Solve for x
    x = 816,386,552.72/31,856.04
  6. Step 6: Final answer
    x = 25,627.37

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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.