Home / 31,983.96-47,952.24-15,328.13

Finding the Fourth Proportional to 31,983.96, 47,952.24 and 15,328.13

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Solution

The fourth proportional to 31,983.96, 47,952.24 and 15,328.13 is: 22,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,983.96 : 47,952.24 = 15,328.13 : x
  2. Step 2: Convert to fraction form
    31,983.96/47,952.24 = 15,328.13/x
  3. Step 3: Cross multiply
    31,983.96x = 47,952.24 × 15,328.13
  4. Step 4: Simplify right side
    31,983.96x = 735,017,852.11
  5. Step 5: Solve for x
    x = 735,017,852.11/31,983.96
  6. Step 6: Final answer
    x = 22,980.83

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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.