Home / 39,891.75-59,832.99-10,307.25

Finding the Fourth Proportional to 39,891.75, 59,832.99 and 10,307.25

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Solution

The fourth proportional to 39,891.75, 59,832.99 and 10,307.25 is: 15,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,891.75 : 59,832.99 = 10,307.25 : x
  2. Step 2: Convert to fraction form
    39,891.75/59,832.99 = 10,307.25/x
  3. Step 3: Cross multiply
    39,891.75x = 59,832.99 × 10,307.25
  4. Step 4: Simplify right side
    39,891.75x = 616,713,586.18
  5. Step 5: Solve for x
    x = 616,713,586.18/39,891.75
  6. Step 6: Final answer
    x = 15,459.68

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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.