Home / 39,438.35-59,157.68-9,856.22

Finding the Fourth Proportional to 39,438.35, 59,157.68 and 9,856.22

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Solution

The fourth proportional to 39,438.35, 59,157.68 and 9,856.22 is: 14,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,438.35 : 59,157.68 = 9,856.22 : x
  2. Step 2: Convert to fraction form
    39,438.35/59,157.68 = 9,856.22/x
  3. Step 3: Cross multiply
    39,438.35x = 59,157.68 × 9,856.22
  4. Step 4: Simplify right side
    39,438.35x = 583,071,108.77
  5. Step 5: Solve for x
    x = 583,071,108.77/39,438.35
  6. Step 6: Final answer
    x = 14,784.37

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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.