Home / 29,535.28-40,735.65-18,925.90

Finding the Fourth Proportional to 29,535.28, 40,735.65 and 18,925.90

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Solution

The fourth proportional to 29,535.28, 40,735.65 and 18,925.90 is: 26,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,535.28 : 40,735.65 = 18,925.90 : x
  2. Step 2: Convert to fraction form
    29,535.28/40,735.65 = 18,925.90/x
  3. Step 3: Cross multiply
    29,535.28x = 40,735.65 × 18,925.90
  4. Step 4: Simplify right side
    29,535.28x = 770,958,838.34
  5. Step 5: Solve for x
    x = 770,958,838.34/29,535.28
  6. Step 6: Final answer
    x = 26,102.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.