Home / 31,655.37-47,506.38-15,015.45

Finding the Fourth Proportional to 31,655.37, 47,506.38 and 15,015.45

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Solution

The fourth proportional to 31,655.37, 47,506.38 and 15,015.45 is: 22,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,655.37 : 47,506.38 = 15,015.45 : x
  2. Step 2: Convert to fraction form
    31,655.37/47,506.38 = 15,015.45/x
  3. Step 3: Cross multiply
    31,655.37x = 47,506.38 × 15,015.45
  4. Step 4: Simplify right side
    31,655.37x = 713,329,673.57
  5. Step 5: Solve for x
    x = 713,329,673.57/31,655.37
  6. Step 6: Final answer
    x = 22,534.24

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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.