Home / 47,772.04-65,415.77-45,889.84

Finding the Fourth Proportional to 47,772.04, 65,415.77 and 45,889.84

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Solution

The fourth proportional to 47,772.04, 65,415.77 and 45,889.84 is: 62,838.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,772.04 : 65,415.77 = 45,889.84 : x
  2. Step 2: Convert to fraction form
    47,772.04/65,415.77 = 45,889.84/x
  3. Step 3: Cross multiply
    47,772.04x = 65,415.77 × 45,889.84
  4. Step 4: Simplify right side
    47,772.04x = 3,001,919,218.78
  5. Step 5: Solve for x
    x = 3,001,919,218.78/47,772.04
  6. Step 6: Final answer
    x = 62,838.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.