Home / 31,525.39-47,299.38-13,506.06

Finding the Fourth Proportional to 31,525.39, 47,299.38 and 13,506.06

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Solution

The fourth proportional to 31,525.39, 47,299.38 and 13,506.06 is: 20,263.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,525.39 : 47,299.38 = 13,506.06 : x
  2. Step 2: Convert to fraction form
    31,525.39/47,299.38 = 13,506.06/x
  3. Step 3: Cross multiply
    31,525.39x = 47,299.38 × 13,506.06
  4. Step 4: Simplify right side
    31,525.39x = 638,828,264.24
  5. Step 5: Solve for x
    x = 638,828,264.24/31,525.39
  6. Step 6: Final answer
    x = 20,263.93

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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.