Home / 31,705.24-47,538.60-21,833.56

Finding the Fourth Proportional to 31,705.24, 47,538.60 and 21,833.56

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Solution

The fourth proportional to 31,705.24, 47,538.60 and 21,833.56 is: 32,737.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,705.24 : 47,538.60 = 21,833.56 : x
  2. Step 2: Convert to fraction form
    31,705.24/47,538.60 = 21,833.56/x
  3. Step 3: Cross multiply
    31,705.24x = 47,538.60 × 21,833.56
  4. Step 4: Simplify right side
    31,705.24x = 1,037,936,875.42
  5. Step 5: Solve for x
    x = 1,037,936,875.42/31,705.24
  6. Step 6: Final answer
    x = 32,737.08

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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.