Home / 31,869.06-47,803.50-9,682.32

Finding the Fourth Proportional to 31,869.06, 47,803.50 and 9,682.32

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Solution

The fourth proportional to 31,869.06, 47,803.50 and 9,682.32 is: 14,523.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.06 : 47,803.50 = 9,682.32 : x
  2. Step 2: Convert to fraction form
    31,869.06/47,803.50 = 9,682.32/x
  3. Step 3: Cross multiply
    31,869.06x = 47,803.50 × 9,682.32
  4. Step 4: Simplify right side
    31,869.06x = 462,848,784.12
  5. Step 5: Solve for x
    x = 462,848,784.12/31,869.06
  6. Step 6: Final answer
    x = 14,523.45

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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.