Home / 39,237.80-58,856.70-15,852.20

Finding the Fourth Proportional to 39,237.80, 58,856.70 and 15,852.20

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Solution

The fourth proportional to 39,237.80, 58,856.70 and 15,852.20 is: 23,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,237.80 : 58,856.70 = 15,852.20 : x
  2. Step 2: Convert to fraction form
    39,237.80/58,856.70 = 15,852.20/x
  3. Step 3: Cross multiply
    39,237.80x = 58,856.70 × 15,852.20
  4. Step 4: Simplify right side
    39,237.80x = 933,008,179.74
  5. Step 5: Solve for x
    x = 933,008,179.74/39,237.80
  6. Step 6: Final answer
    x = 23,778.30

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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.