Home / 61,133.28-91,703.64-16,758.24

Finding the Fourth Proportional to 61,133.28, 91,703.64 and 16,758.24

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Solution

The fourth proportional to 61,133.28, 91,703.64 and 16,758.24 is: 25,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,133.28 : 91,703.64 = 16,758.24 : x
  2. Step 2: Convert to fraction form
    61,133.28/91,703.64 = 16,758.24/x
  3. Step 3: Cross multiply
    61,133.28x = 91,703.64 × 16,758.24
  4. Step 4: Simplify right side
    61,133.28x = 1,536,791,607.99
  5. Step 5: Solve for x
    x = 1,536,791,607.99/61,133.28
  6. Step 6: Final answer
    x = 25,138.38

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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.