Home / 39,688.64-59,524.32-19,946.24

Finding the Fourth Proportional to 39,688.64, 59,524.32 and 19,946.24

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Solution

The fourth proportional to 39,688.64, 59,524.32 and 19,946.24 is: 29,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,688.64 : 59,524.32 = 19,946.24 : x
  2. Step 2: Convert to fraction form
    39,688.64/59,524.32 = 19,946.24/x
  3. Step 3: Cross multiply
    39,688.64x = 59,524.32 × 19,946.24
  4. Step 4: Simplify right side
    39,688.64x = 1,187,286,372.56
  5. Step 5: Solve for x
    x = 1,187,286,372.56/39,688.64
  6. Step 6: Final answer
    x = 29,915.02

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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.