Home / 39,237.28-58,852.72-12,941.60

Finding the Fourth Proportional to 39,237.28, 58,852.72 and 12,941.60

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Solution

The fourth proportional to 39,237.28, 58,852.72 and 12,941.60 is: 19,411.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,237.28 : 58,852.72 = 12,941.60 : x
  2. Step 2: Convert to fraction form
    39,237.28/58,852.72 = 12,941.60/x
  3. Step 3: Cross multiply
    39,237.28x = 58,852.72 × 12,941.60
  4. Step 4: Simplify right side
    39,237.28x = 761,648,361.15
  5. Step 5: Solve for x
    x = 761,648,361.15/39,237.28
  6. Step 6: Final answer
    x = 19,411.34

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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.