Home / 39,639.58-59,459.47-10,057.37

Finding the Fourth Proportional to 39,639.58, 59,459.47 and 10,057.37

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Solution

The fourth proportional to 39,639.58, 59,459.47 and 10,057.37 is: 15,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,639.58 : 59,459.47 = 10,057.37 : x
  2. Step 2: Convert to fraction form
    39,639.58/59,459.47 = 10,057.37/x
  3. Step 3: Cross multiply
    39,639.58x = 59,459.47 × 10,057.37
  4. Step 4: Simplify right side
    39,639.58x = 598,005,567.35
  5. Step 5: Solve for x
    x = 598,005,567.35/39,639.58
  6. Step 6: Final answer
    x = 15,086.07

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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.