Home / 39,307.53-58,961.75-16,815.15

Finding the Fourth Proportional to 39,307.53, 58,961.75 and 16,815.15

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Solution

The fourth proportional to 39,307.53, 58,961.75 and 16,815.15 is: 25,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,307.53 : 58,961.75 = 16,815.15 : x
  2. Step 2: Convert to fraction form
    39,307.53/58,961.75 = 16,815.15/x
  3. Step 3: Cross multiply
    39,307.53x = 58,961.75 × 16,815.15
  4. Step 4: Simplify right side
    39,307.53x = 991,450,670.51
  5. Step 5: Solve for x
    x = 991,450,670.51/39,307.53
  6. Step 6: Final answer
    x = 25,222.92

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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.