Home / 40,977.48-61,330.89-28,946.25

Finding the Fourth Proportional to 40,977.48, 61,330.89 and 28,946.25

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Solution

The fourth proportional to 40,977.48, 61,330.89 and 28,946.25 is: 43,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,977.48 : 61,330.89 = 28,946.25 : x
  2. Step 2: Convert to fraction form
    40,977.48/61,330.89 = 28,946.25/x
  3. Step 3: Cross multiply
    40,977.48x = 61,330.89 × 28,946.25
  4. Step 4: Simplify right side
    40,977.48x = 1,775,299,274.66
  5. Step 5: Solve for x
    x = 1,775,299,274.66/40,977.48
  6. Step 6: Final answer
    x = 43,323.78

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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.