Home / 31,502.94-47,258.64-10,436.06

Finding the Fourth Proportional to 31,502.94, 47,258.64 and 10,436.06

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Solution

The fourth proportional to 31,502.94, 47,258.64 and 10,436.06 is: 15,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,502.94 : 47,258.64 = 10,436.06 : x
  2. Step 2: Convert to fraction form
    31,502.94/47,258.64 = 10,436.06/x
  3. Step 3: Cross multiply
    31,502.94x = 47,258.64 × 10,436.06
  4. Step 4: Simplify right side
    31,502.94x = 493,193,766.27
  5. Step 5: Solve for x
    x = 493,193,766.27/31,502.94
  6. Step 6: Final answer
    x = 15,655.48

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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.