Home / 50,448.60-75,670.16-15,385.50

Finding the Fourth Proportional to 50,448.60, 75,670.16 and 15,385.50

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Solution

The fourth proportional to 50,448.60, 75,670.16 and 15,385.50 is: 23,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.60 : 75,670.16 = 15,385.50 : x
  2. Step 2: Convert to fraction form
    50,448.60/75,670.16 = 15,385.50/x
  3. Step 3: Cross multiply
    50,448.60x = 75,670.16 × 15,385.50
  4. Step 4: Simplify right side
    50,448.60x = 1,164,223,169.75
  5. Step 5: Solve for x
    x = 1,164,223,169.75/50,448.60
  6. Step 6: Final answer
    x = 23,077.41

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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.