Home / 39,724.21-59,586.25-10,142.05

Finding the Fourth Proportional to 39,724.21, 59,586.25 and 10,142.05

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Solution

The fourth proportional to 39,724.21, 59,586.25 and 10,142.05 is: 15,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.21 : 59,586.25 = 10,142.05 : x
  2. Step 2: Convert to fraction form
    39,724.21/59,586.25 = 10,142.05/x
  3. Step 3: Cross multiply
    39,724.21x = 59,586.25 × 10,142.05
  4. Step 4: Simplify right side
    39,724.21x = 604,326,726.81
  5. Step 5: Solve for x
    x = 604,326,726.81/39,724.21
  6. Step 6: Final answer
    x = 15,213.06

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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.