Home / 53,076.30-79,639.02-26,750.28

Finding the Fourth Proportional to 53,076.30, 79,639.02 and 26,750.28

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Solution

The fourth proportional to 53,076.30, 79,639.02 and 26,750.28 is: 40,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,076.30 : 79,639.02 = 26,750.28 : x
  2. Step 2: Convert to fraction form
    53,076.30/79,639.02 = 26,750.28/x
  3. Step 3: Cross multiply
    53,076.30x = 79,639.02 × 26,750.28
  4. Step 4: Simplify right side
    53,076.30x = 2,130,366,083.93
  5. Step 5: Solve for x
    x = 2,130,366,083.93/53,076.30
  6. Step 6: Final answer
    x = 40,137.80

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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.